#263D91#263D91

#263D91 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.5% C 0.141 H 267.7°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#263D91
RGB	rgb(38, 61, 145)
HSL	hsl(227, 58%, 36%)
HSV	hsv(227, 74%, 57%)
CMYK	cmyk(73.8%, 57.9%, 0%, 43.1%)
CIE-LAB	lab(28.88, 21.72, -49.04)
CIE-LCH	lch(28.88, 53.63, 293.89°)
OKLab	oklab(39.51% -0.0056 -0.1413)
OKLCH	oklch(39.51% 0.141 267.7)
XYZ	xyz(7.5771, 5.7931, 27.5014)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D91 #917A26

analogous

#267291 #263D91 #442691

triadic

#263D91 #91263D #3D9126

tetradic

#263D91 #912672 #917A26 #269144

square

#263D91 #912672 #917A26 #269144

split-complementary

#263D91 #914426 #729126

monochromatic

#0D1430 #192961 #263D91 #3351C1 #5D77D5

Accessibility & contrast

On white

9.73

#263D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#263D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D91

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D91	#FFFFFF	#000000	##FFFFFF
##263D91	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004994

Deuteranopia (green-blind)

#003F8F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #263d91;
/* rgb */ color: rgb(38, 61, 145);
/* oklch */ color: oklch(39.5% 0.141 267.7);

Tailwind

colors: {
  custom: {
    50: '#7072b2',
    500: '#263d91',
    950: '#000000',
  },
}

SCSS

$custom: #263d91;
$custom-light: #7072b2;
$custom-dark: #000000;

JSON

{
  "hex": "#263d91",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 145
  },
  "hsl": {
    "h": 227.103,
    "s": 58.47,
    "l": 35.882
  },
  "oklch": {
    "l": 0.39508,
    "c": 0.14146,
    "h": 267.7
  },
  "luminance": 0.05794
}

Semantic roles & 50–950 ramp

primary

#263D91

secondary

#BAA559

accent

#C046E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #263D91

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

Preview Lab → · Contrast checker → · Palette generator →