Nearest named color: Cornflower Blue
#699FEF
#699FEF
Nearest named
Cornflower Blue
Family
Blue
Lightness
69.9%
Chroma
0.132
Hue angle
258.0°
Temperature
Cool
Contrast on white
2.69:1 · Fail
Contrast on black
6.91:1 · AA
Web-safe
#6699FF
CSS oklch()
70% 0.13 258

#699FEF is a mid-toned, cool indigo. On the Color Lab it reads clean and engineered. It carries a legible label as a UI accent and sits well as a supporting tone.

Palettes built on #699FEF

Not just a swatch — here's how #699FEF works with other colors. Named schemes with #699FEF in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Cornflower Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Cornflower Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Tech Product Signal · 5 colors

Cornflower Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Cornflower Blue.

Minimal Editorial Surface · 5 colors

Cornflower Blue is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Cornflower Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Cornflower Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

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Color Lab

How #699FEF actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 15/100
Cool
Reads cool and recessive — calming, technical, good for trust-led UI.
Softness 53/100
Moderate
Middle-weight — neither delicate nor heavy.
Depth 31/100
Low
Airy and open — recedes, leaves the composition light.
Naturalness 0/100
Very low
Reads engineered rather than organic — synthetic, digital.
Vintage feel 37/100
Low
A faint retro warmth without tipping into sepia.
Luxury 37/100
Low
Understated — leans refined without going austere.
Brand distinctiveness 51/100
Moderate
Recognisable but shares space with nearby hues.
UI accent fit 61/100
High
Strong interactive accent — visible and can carry a legible label.
Surface fit 31/100
Low
Usable as a tinted surface in measured doses.
Print safety 74/100
High
Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #699FEF

For UI
For branding
For interior
For fashion

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA
Body text Do not use for body copy on light surfaces. Avoid
Large display Only on dark surfaces. Avoid
Background Pair with #141310 text at 6.9:1. Use
Subtle surface Use #E4ECF8 for cards and hover fills. Tint 80
Avoid beside #6770EF — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #699FEF at work across the surfaces designers actually ship.

Website / UI
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Dashboard
Revenue
$48.2k ▲ 12%
Brand
AVELINE
Studio
Poster
Nov 14 · 8PM
NIGHT
MARKET
Packaging
BLOOM
Botanical Wash
250 ml
Interior

Scales

ShadesBase darkened in 10% steps
TintsBase lifted toward white
TonesSaturation removed, lightness held
Monochromatic scaleDesign-system ready, 50–900

Every model

Export

:root {
  --color-base: #699FEF;
  --color-base-rgb: 105 159 239;
  --color-base-oklch: oklch(69.9% 0.132 258.0);
  --color-50: #F1F6FE;
  --color-100: #D9E7FC;
  --color-200: #B5D0F7;
  --color-300: #83ADEC;
  --color-400: #568CDC;
  --color-500: #336CC2;
  --color-600: #2E5793;
  --color-700: #274168;
  --color-800: #1D2D44;
  --color-900: #141C2A;
  --color-on-base: #141310;
}