#263B84#263B84

#263B84 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.0% C 0.125 H 267.9°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#263B84
RGB	rgb(38, 59, 132)
HSL	hsl(227, 55%, 33%)
HSV	hsv(227, 71%, 52%)
CMYK	cmyk(71.2%, 55.3%, 0%, 48.2%)
CIE-LAB	lab(27.31, 18.06, -43.54)
CIE-LCH	lch(27.31, 47.14, 292.53°)
OKLab	oklab(38.01% -0.0046 -0.1252)
OKLCH	oklch(38.01% 0.125 267.9)
XYZ	xyz(6.5267, 5.2053, 22.4861)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263B84 #846F26

analogous

#266A84 #263B84 #402684

triadic

#263B84 #84263B #3B8426

tetradic

#263B84 #84266A #846F26 #268440

square

#263B84 #84266A #846F26 #268440

split-complementary

#263B84 #844026 #6A8426

monochromatic

#0B1125 #182654 #263B84 #3450B4 #5671CE

Accessibility & contrast

On white

10.29

#263B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#263B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263B84

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263B84	#FFFFFF	#000000	##FFFFFF
##263B84	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#064587

Deuteranopia (green-blind)

#003C83

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263b84;
/* rgb */ color: rgb(38, 59, 132);
/* oklch */ color: oklch(38.0% 0.125 267.9);

Tailwind

colors: {
  custom: {
    50: '#6d70a8',
    500: '#263b84',
    950: '#000000',
  },
}

SCSS

$custom: #263b84;
$custom-light: #6d70a8;
$custom-dark: #000000;

JSON

{
  "hex": "#263b84",
  "rgb": {
    "r": 38,
    "g": 59,
    "b": 132
  },
  "hsl": {
    "h": 226.596,
    "s": 55.294,
    "l": 33.333
  },
  "oklch": {
    "l": 0.38006,
    "c": 0.12531,
    "h": 267.9
  },
  "luminance": 0.05206
}

Semantic roles & 50–950 ramp

primary

#263B84

secondary

#B39D53

accent

#BD49DF

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #263B84

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

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