#263999#263999

#263999 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.158 H 269.1°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#263999
RGB	rgb(38, 57, 153)
HSL	hsl(230, 60%, 37%)
HSV	hsv(230, 75%, 60%)
CMYK	cmyk(75.2%, 62.7%, 0%, 40%)
CIE-LAB	lab(28.48, 27.50, -54.60)
CIE-LCH	lch(28.48, 61.13, 296.73°)
OKLab	oklab(39.41% -0.0024 -0.1577)
OKLCH	oklch(39.41% 0.158 269.1)
XYZ	xyz(8.0102, 5.6374, 30.7968)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263999 #998626

analogous

#267299 #263999 #4D2699

triadic

#263999 #992639 #399926

tetradic

#263999 #992672 #998626 #26994D

square

#263999 #992672 #998626 #26994D

split-complementary

#263999 #994D26 #729926

monochromatic

#0E1437 #1A2768 #263999 #324BCA #6275D8

Accessibility & contrast

On white

9.87

#263999 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#263999 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263999

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263999	#FFFFFF	#000000	##FFFFFF
##263999	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499C

Deuteranopia (green-blind)

#003E97

Tritanopia (blue-blind)

#005263

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #263999;
/* rgb */ color: rgb(38, 57, 153);
/* oklch */ color: oklch(39.4% 0.158 269.1);

Tailwind

colors: {
  custom: {
    50: '#726fb8',
    500: '#263999',
    950: '#000000',
  },
}

SCSS

$custom: #263999;
$custom-light: #726fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#263999",
  "rgb": {
    "r": 38,
    "g": 57,
    "b": 153
  },
  "hsl": {
    "h": 230.087,
    "s": 60.209,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39414,
    "c": 0.15775,
    "h": 269.1
  },
  "luminance": 0.05638
}

Semantic roles & 50–950 ramp

primary

#263999

secondary

#BDAD5E

accent

#C944E3

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #263999

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

Preview Lab → · Contrast checker → · Palette generator →