#263F75#263F75

#263F75 is a dark, moderate blue. Relative luminance 0.053; OKLCH L 37.8% C 0.097 H 263.7°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#263F75
RGB	rgb(38, 63, 117)
HSL	hsl(221, 51%, 30%)
HSV	hsv(221, 68%, 46%)
CMYK	cmyk(67.5%, 46.2%, 0%, 54.1%)
CIE-LAB	lab(27.44, 9.46, -33.92)
CIE-LCH	lch(27.44, 35.21, 285.59°)
OKLab	oklab(37.76% -0.0107 -0.0968)
OKLCH	oklch(37.76% 0.097 263.7)
XYZ	xyz(5.7866, 5.2509, 17.5347)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F75 #755C26

analogous

#266675 #263F75 #352675

triadic

#263F75 #75263F #3F7526

tetradic

#263F75 #752666 #755C26 #267535

square

#263F75 #752666 #755C26 #267535

split-complementary

#263F75 #753526 #667526

monochromatic

#080D19 #172647 #263F75 #3558A3 #4F75C6

Accessibility & contrast

On white

10.24

#263F75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#263F75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F75

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F75	#FFFFFF	#000000	##FFFFFF
##263F75	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254577

Deuteranopia (green-blind)

#183D74

Tritanopia (blue-blind)

#004B54

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #263f75;
/* rgb */ color: rgb(38, 63, 117);
/* oklch */ color: oklch(37.8% 0.097 263.7);

Tailwind

colors: {
  custom: {
    50: '#69739d',
    500: '#263f75',
    950: '#000000',
  },
}

SCSS

$custom: #263f75;
$custom-light: #69739d;
$custom-dark: #000000;

JSON

{
  "hex": "#263f75",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 117
  },
  "hsl": {
    "h": 221.013,
    "s": 50.968,
    "l": 30.392
  },
  "oklch": {
    "l": 0.37764,
    "c": 0.09744,
    "h": 263.7
  },
  "luminance": 0.05251
}

Semantic roles & 50–950 ramp

primary

#263F75

secondary

#A78C4F

accent

#AE4DDA

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #263F75

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

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