#263E9D#263E9D

#263E9D is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.157 H 267.8°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#263E9D
RGB	rgb(38, 62, 157)
HSL	hsl(228, 61%, 38%)
HSV	hsv(228, 76%, 62%)
CMYK	cmyk(75.8%, 60.5%, 0%, 38.4%)
CIE-LAB	lab(30.13, 25.66, -54.33)
CIE-LCH	lch(30.13, 60.08, 295.28°)
OKLab	oklab(40.75% -0.006 -0.1569)
OKLCH	oklch(40.75% 0.157 267.8)
XYZ	xyz(8.6056, 6.2907, 32.6524)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E9D #9D8526

analogous

#26799D #263E9D #49269D

triadic

#263E9D #9D263E #3E9D26

tetradic

#263E9D #9D2679 #9D8526 #269D49

square

#263E9D #9D2679 #9D8526 #269D49

split-complementary

#263E9D #9D4926 #799D26

monochromatic

#0E173A #1A2B6C #263E9D #3352CE #647CD9

Accessibility & contrast

On white

9.30

#263E9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#263E9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E9D

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E9D	#FFFFFF	#000000	##FFFFFF
##263E9D	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA0

Deuteranopia (green-blind)

#00429B

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #263e9d;
/* rgb */ color: rgb(38, 62, 157);
/* oklch */ color: oklch(40.7% 0.157 267.8);

Tailwind

colors: {
  custom: {
    50: '#7373bb',
    500: '#263e9d',
    950: '#000000',
  },
}

SCSS

$custom: #263e9d;
$custom-light: #7373bb;
$custom-dark: #000000;

JSON

{
  "hex": "#263e9d",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 157
  },
  "hsl": {
    "h": 227.899,
    "s": 61.026,
    "l": 38.235
  },
  "oklch": {
    "l": 0.40749,
    "c": 0.15699,
    "h": 267.8
  },
  "luminance": 0.06292
}

Semantic roles & 50–950 ramp

primary

#263E9D

secondary

#BFAC60

accent

#C444E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #263E9D

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

Preview Lab → · Contrast checker → · Palette generator →