#263CAD#263CAD

#263CAD is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.8% C 0.181 H 268.4°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#263CAD
RGB	rgb(38, 60, 173)
HSL	hsl(230, 64%, 41%)
HSV	hsv(230, 78%, 68%)
CMYK	cmyk(78%, 65.3%, 0%, 32.2%)
CIE-LAB	lab(31.02, 33.02, -62.51)
CIE-LCH	lch(31.02, 70.70, 297.84°)
OKLab	oklab(41.84% -0.005 -0.1809)
OKLCH	oklch(41.84% 0.181 268.4)
XYZ	xyz(9.9554, 6.6598, 40.2878)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263CAD #AD9726

analogous

#2680AD #263CAD #5426AD

triadic

#263CAD #AD263C #3CAD26

tetradic

#263CAD #AD2680 #AD9726 #26AD54

square

#263CAD #AD2680 #AD9726 #26AD54

split-complementary

#263CAD #AD5426 #80AD26

monochromatic

#101949 #1B2B7B #263CAD #3C55D4 #6E81DF

Accessibility & contrast

On white

9.00

#263CAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#263CAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263CAD

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263CAD	#FFFFFF	#000000	##FFFFFF
##263CAD	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B1

Deuteranopia (green-blind)

#0043AB

Tritanopia (blue-blind)

#005A6F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #263cad;
/* rgb */ color: rgb(38, 60, 173);
/* oklch */ color: oklch(41.8% 0.181 268.4);

Tailwind

colors: {
  custom: {
    50: '#7771c6',
    500: '#263cad',
    950: '#000000',
  },
}

SCSS

$custom: #263cad;
$custom-light: #7771c6;
$custom-dark: #000000;

JSON

{
  "hex": "#263cad",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 173
  },
  "hsl": {
    "h": 230.222,
    "s": 63.981,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41835,
    "c": 0.18096,
    "h": 268.4
  },
  "luminance": 0.06661
}

Semantic roles & 50–950 ramp

primary

#263CAD

secondary

#C6B769

accent

#CC41E7

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #263CAD

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

Preview Lab → · Contrast checker → · Palette generator →