#263B77#263B77

#263B77 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.0% C 0.106 H 266.7°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#263B77
RGB	rgb(38, 59, 119)
HSL	hsl(224, 52%, 31%)
HSV	hsv(224, 68%, 47%)
CMYK	cmyk(68.1%, 50.4%, 0%, 53.3%)
CIE-LAB	lab(26.37, 13.01, -36.90)
CIE-LCH	lch(26.37, 39.13, 289.42°)
OKLab	oklab(36.99% -0.0061 -0.1057)
OKLCH	oklch(36.99% 0.106 266.7)
XYZ	xyz(5.6919, 4.8714, 18.0895)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B77 #776226

analogous

#266377 #263B77 #392677

triadic

#263B77 #77263B #3B7726

tetradic

#263B77 #772663 #776226 #267739

square

#263B77 #772663 #776226 #267739

split-complementary

#263B77 #773926 #637726

monochromatic

#080D1A #172449 #263B77 #3552A5 #506FC7

Accessibility & contrast

On white

10.64

#263B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#263B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B77

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B77	#FFFFFF	#000000	##FFFFFF
##263B77	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4279

Deuteranopia (green-blind)

#093B76

Tritanopia (blue-blind)

#004953

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #263b77;
/* rgb */ color: rgb(38, 59, 119);
/* oklch */ color: oklch(37.0% 0.106 266.7);

Tailwind

colors: {
  custom: {
    50: '#6a709f',
    500: '#263b77',
    950: '#000000',
  },
}

SCSS

$custom: #263b77;
$custom-light: #6a709f;
$custom-dark: #000000;

JSON

{
  "hex": "#263b77",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 119
  },
  "hsl": {
    "h": 224.444,
    "s": 51.592,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36986,
    "c": 0.10586,
    "h": 266.7
  },
  "luminance": 0.04872
}

Semantic roles & 50–950 ramp

primary

#263B77

secondary

#A9924F

accent

#B64DDB

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263B77

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

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