#263B76#263B76

#263B76 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.9% C 0.104 H 266.6°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#263B76
RGB	rgb(38, 59, 118)
HSL	hsl(224, 51%, 31%)
HSV	hsv(224, 68%, 46%)
CMYK	cmyk(67.8%, 50%, 0%, 53.7%)
CIE-LAB	lab(26.30, 12.62, -36.38)
CIE-LCH	lch(26.30, 38.51, 289.13°)
OKLab	oklab(36.91% -0.0062 -0.1042)
OKLCH	oklch(36.91% 0.104 266.6)
XYZ	xyz(5.6322, 4.8475, 17.7749)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B76 #766126

analogous

#266376 #263B76 #392676

triadic

#263B76 #76263B #3B7626

tetradic

#263B76 #762663 #766126 #267639

square

#263B76 #762663 #766126 #267639

split-complementary

#263B76 #763926 #637626

monochromatic

#080D19 #172448 #263B76 #3552A4 #506FC7

Accessibility & contrast

On white

10.66

#263B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#263B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B76

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B76	#FFFFFF	#000000	##FFFFFF
##263B76	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4278

Deuteranopia (green-blind)

#0B3B75

Tritanopia (blue-blind)

#004952

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #263b76;
/* rgb */ color: rgb(38, 59, 118);
/* oklch */ color: oklch(36.9% 0.104 266.6);

Tailwind

colors: {
  custom: {
    50: '#6a709e',
    500: '#263b76',
    950: '#000000',
  },
}

SCSS

$custom: #263b76;
$custom-light: #6a709e;
$custom-dark: #000000;

JSON

{
  "hex": "#263b76",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 118
  },
  "hsl": {
    "h": 224.25,
    "s": 51.282,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36911,
    "c": 0.10435,
    "h": 266.6
  },
  "luminance": 0.04848
}

Semantic roles & 50–950 ramp

primary

#263B76

secondary

#A8914F

accent

#B64DDB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263B76

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

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