#263291#263291

#263291 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.3% C 0.155 H 271.0°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#263291
RGB	rgb(38, 50, 145)
HSL	hsl(233, 58%, 36%)
HSV	hsv(233, 74%, 57%)
CMYK	cmyk(73.8%, 65.5%, 0%, 43.1%)
CIE-LAB	lab(25.97, 29.16, -53.79)
CIE-LCH	lch(25.97, 61.18, 298.46°)
OKLab	oklab(37.35% 0.0028 -0.1554)
OKLCH	oklch(37.35% 0.155 271)
XYZ	xyz(7.0490, 4.7369, 27.3254)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263291 #918526

analogous

#266791 #263291 #4F2691

triadic

#263291 #912632 #329126

tetradic

#263291 #912667 #918526 #26914F

square

#263291 #912667 #918526 #26914F

split-complementary

#263291 #914F26 #679126

monochromatic

#0D1130 #192161 #263291 #3343C1 #5D6AD5

Accessibility & contrast

On white

10.78

#263291 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#263291 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263291

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263291	#FFFFFF	#000000	##FFFFFF
##263291	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004394

Deuteranopia (green-blind)

#00398F

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #263291;
/* rgb */ color: rgb(38, 50, 145);
/* oklch */ color: oklch(37.3% 0.155 271.0);

Tailwind

colors: {
  custom: {
    50: '#716ab2',
    500: '#263291',
    950: '#000000',
  },
}

SCSS

$custom: #263291;
$custom-light: #716ab2;
$custom-dark: #000000;

JSON

{
  "hex": "#263291",
  "rgb": {
    "r": 38,
    "g": 50,
    "b": 145
  },
  "hsl": {
    "h": 233.271,
    "s": 58.47,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37347,
    "c": 0.15545,
    "h": 271
  },
  "luminance": 0.04738
}

Semantic roles & 50–950 ramp

primary

#263291

secondary

#BAAF59

accent

#D046E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #263291

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

Preview Lab → · Contrast checker → · Palette generator →