#263C83#263C83

#263C83 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.1% C 0.122 H 267.4°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#263C83
RGB	rgb(38, 60, 131)
HSL	hsl(226, 55%, 33%)
HSV	hsv(226, 71%, 51%)
CMYK	cmyk(71%, 54.2%, 0%, 48.6%)
CIE-LAB	lab(27.52, 16.98, -42.58)
CIE-LCH	lch(27.52, 45.84, 291.74°)
OKLab	oklab(38.14% -0.0057 -0.1224)
OKLCH	oklch(38.14% 0.122 267.4)
XYZ	xyz(6.5105, 5.2818, 22.1447)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C83 #836D26

analogous

#266B83 #263C83 #3E2683

triadic

#263C83 #83263C #3C8326

tetradic

#263C83 #83266B #836D26 #26833E

square

#263C83 #83266B #836D26 #26833E

split-complementary

#263C83 #833E26 #6B8326

monochromatic

#0A1124 #182654 #263C83 #3452B2 #5672CE

Accessibility & contrast

On white

10.21

#263C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#263C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C83

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C83	#FFFFFF	#000000	##FFFFFF
##263C83	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4586

Deuteranopia (green-blind)

#003D82

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #263c83;
/* rgb */ color: rgb(38, 60, 131);
/* oklch */ color: oklch(38.1% 0.122 267.4);

Tailwind

colors: {
  custom: {
    50: '#6d71a8',
    500: '#263c83',
    950: '#000000',
  },
}

SCSS

$custom: #263c83;
$custom-light: #6d71a8;
$custom-dark: #000000;

JSON

{
  "hex": "#263c83",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 131
  },
  "hsl": {
    "h": 225.806,
    "s": 55.03,
    "l": 33.137
  },
  "oklch": {
    "l": 0.38142,
    "c": 0.12249,
    "h": 267.4
  },
  "luminance": 0.05282
}

Semantic roles & 50–950 ramp

primary

#263C83

secondary

#B29C52

accent

#BB49DE

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#08070F

muted

#7A7A7F

Preview Lab

Preview with #263C83

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

Preview Lab → · Contrast checker → · Palette generator →