#263D79#263D79

#263D79 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.6% C 0.106 H 265.7°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#263D79
RGB	rgb(38, 61, 121)
HSL	hsl(223, 52%, 31%)
HSV	hsv(223, 69%, 47%)
CMYK	cmyk(68.6%, 49.6%, 0%, 52.5%)
CIE-LAB	lab(27.10, 12.40, -36.99)
CIE-LCH	lch(27.10, 39.01, 288.53°)
OKLab	oklab(37.59% -0.0079 -0.1059)
OKLCH	oklch(37.59% 0.106 265.7)
XYZ	xyz(5.9181, 5.1295, 18.7637)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D79 #796226

analogous

#266679 #263D79 #382679

triadic

#263D79 #79263D #3D7926

tetradic

#263D79 #792666 #796226 #267938

square

#263D79 #792666 #796226 #267938

split-complementary

#263D79 #793826 #667926

monochromatic

#090E1C #17264A #263D79 #3554A8 #5172C8

Accessibility & contrast

On white

10.37

#263D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#263D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D79

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D79	#FFFFFF	#000000	##FFFFFF
##263D79	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E447B

Deuteranopia (green-blind)

#0C3C78

Tritanopia (blue-blind)

#004B55

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263d79;
/* rgb */ color: rgb(38, 61, 121);
/* oklch */ color: oklch(37.6% 0.106 265.7);

Tailwind

colors: {
  custom: {
    50: '#6a72a0',
    500: '#263d79',
    950: '#000000',
  },
}

SCSS

$custom: #263d79;
$custom-light: #6a72a0;
$custom-dark: #000000;

JSON

{
  "hex": "#263d79",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 121
  },
  "hsl": {
    "h": 223.373,
    "s": 52.201,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37592,
    "c": 0.10619,
    "h": 265.7
  },
  "luminance": 0.0513
}

Semantic roles & 50–950 ramp

primary

#263D79

secondary

#AB9250

accent

#B44CDC

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #263D79

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

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