#263B9A#263B9A

#263B9A is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.9% C 0.157 H 268.6°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#263B9A
RGB	rgb(38, 59, 154)
HSL	hsl(229, 60%, 38%)
HSV	hsv(229, 75%, 60%)
CMYK	cmyk(75.3%, 61.7%, 0%, 39.6%)
CIE-LAB	lab(29.09, 26.54, -54.21)
CIE-LCH	lch(29.09, 60.36, 296.08°)
OKLab	oklab(39.89% -0.0039 -0.1566)
OKLCH	oklch(39.89% 0.157 268.6)
XYZ	xyz(8.1940, 5.8722, 31.2672)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B9A #9A8526

analogous

#26759A #263B9A #4B269A

triadic

#263B9A #9A263B #3B9A26

tetradic

#263B9A #9A2675 #9A8526 #269A4B

square

#263B9A #9A2675 #9A8526 #269A4B

split-complementary

#263B9A #9A4B26 #759A26

monochromatic

#0E1538 #1A2869 #263B9A #324ECB #6278D8

Accessibility & contrast

On white

9.66

#263B9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#263B9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B9A

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B9A	#FFFFFF	#000000	##FFFFFF
##263B9A	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9D

Deuteranopia (green-blind)

#003F98

Tritanopia (blue-blind)

#005364

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #263b9a;
/* rgb */ color: rgb(38, 59, 154);
/* oklch */ color: oklch(39.9% 0.157 268.6);

Tailwind

colors: {
  custom: {
    50: '#7270b9',
    500: '#263b9a',
    950: '#000000',
  },
}

SCSS

$custom: #263b9a;
$custom-light: #7270b9;
$custom-dark: #000000;

JSON

{
  "hex": "#263b9a",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 154
  },
  "hsl": {
    "h": 229.138,
    "s": 60.417,
    "l": 37.647
  },
  "oklch": {
    "l": 0.39892,
    "c": 0.15663,
    "h": 268.6
  },
  "luminance": 0.05873
}

Semantic roles & 50–950 ramp

primary

#263B9A

secondary

#BEAC5E

accent

#C744E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #263B9A

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

Preview Lab → · Contrast checker → · Palette generator →