#263A83#263A83

#263A83 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.7% C 0.125 H 268.3°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#263A83
RGB	rgb(38, 58, 131)
HSL	hsl(227, 55%, 33%)
HSV	hsv(227, 71%, 51%)
CMYK	cmyk(71%, 55.7%, 0%, 48.6%)
CIE-LAB	lab(26.95, 18.36, -43.50)
CIE-LCH	lch(26.95, 47.22, 292.89°)
OKLab	oklab(37.71% -0.0038 -0.1251)
OKLCH	oklch(37.71% 0.125 268.3)
XYZ	xyz(6.4077, 5.0762, 22.1105)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263A83 #836F26

analogous

#266883 #263A83 #402683

triadic

#263A83 #83263A #3A8326

tetradic

#263A83 #832668 #836F26 #268340

square

#263A83 #832668 #836F26 #268340

split-complementary

#263A83 #834026 #688326

monochromatic

#0A1024 #182554 #263A83 #344FB2 #566FCE

Accessibility & contrast

On white

10.42

#263A83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#263A83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263A83

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263A83	#FFFFFF	#000000	##FFFFFF
##263A83	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#034486

Deuteranopia (green-blind)

#003C82

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263a83;
/* rgb */ color: rgb(38, 58, 131);
/* oklch */ color: oklch(37.7% 0.125 268.3);

Tailwind

colors: {
  custom: {
    50: '#6d6fa8',
    500: '#263a83',
    950: '#000000',
  },
}

SCSS

$custom: #263a83;
$custom-light: #6d6fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#263a83",
  "rgb": {
    "r": 38,
    "g": 58,
    "b": 131
  },
  "hsl": {
    "h": 227.097,
    "s": 55.03,
    "l": 33.137
  },
  "oklch": {
    "l": 0.3771,
    "c": 0.12518,
    "h": 268.3
  },
  "luminance": 0.05077
}

Semantic roles & 50–950 ramp

primary

#263A83

secondary

#B29E52

accent

#BE49DE

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #263A83

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

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