#263EAF#263EAF

#263EAF is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.181 H 268.0°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#263EAF
RGB	rgb(38, 62, 175)
HSL	hsl(229, 64%, 42%)
HSV	hsv(229, 78%, 69%)
CMYK	cmyk(78.3%, 64.6%, 0%, 31.4%)
CIE-LAB	lab(31.70, 32.46, -62.60)
CIE-LCH	lch(31.70, 70.52, 297.41°)
OKLab	oklab(42.39% -0.0062 -0.1811)
OKLCH	oklch(42.39% 0.181 268)
XYZ	xyz(10.2571, 6.9513, 41.3503)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263EAF #AF9726

analogous

#2683AF #263EAF #5326AF

triadic

#263EAF #AF263E #3EAF26

tetradic

#263EAF #AF2683 #AF9726 #26AF53

square

#263EAF #AF2683 #AF9726 #26AF53

split-complementary

#263EAF #AF5326 #83AF26

monochromatic

#101A4A #1B2C7D #263EAF #3D58D5 #7083E0

Accessibility & contrast

On white

8.79

#263EAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#263EAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263EAF

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263EAF	#FFFFFF	#000000	##FFFFFF
##263EAF	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B3

Deuteranopia (green-blind)

#0044AD

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #263eaf;
/* rgb */ color: rgb(38, 62, 175);
/* oklch */ color: oklch(42.4% 0.181 268.0);

Tailwind

colors: {
  custom: {
    50: '#7773c8',
    500: '#263eaf',
    950: '#000000',
  },
}

SCSS

$custom: #263eaf;
$custom-light: #7773c8;
$custom-dark: #000000;

JSON

{
  "hex": "#263eaf",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 175
  },
  "hsl": {
    "h": 229.489,
    "s": 64.319,
    "l": 41.765
  },
  "oklch": {
    "l": 0.42387,
    "c": 0.18123,
    "h": 268
  },
  "luminance": 0.06952
}

Semantic roles & 50–950 ramp

primary

#263EAF

secondary

#C7B66A

accent

#CA40E7

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #263EAF

Body copy rendered with the generated semantic roles for this colour.

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