#263D71#263D71

#263D71 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.0% C 0.094 H 264.3°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#263D71
RGB	rgb(38, 61, 113)
HSL	hsl(222, 50%, 30%)
HSV	hsv(222, 66%, 44%)
CMYK	cmyk(66.4%, 46%, 0%, 55.7%)
CIE-LAB	lab(26.57, 9.30, -32.77)
CIE-LCH	lch(26.57, 34.07, 285.84°)
OKLab	oklab(37.01% -0.0093 -0.0935)
OKLCH	oklch(37.01% 0.094 264.3)
XYZ	xyz(5.4477, 4.9413, 16.2863)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D71 #715A26

analogous

#266371 #263D71 #352671

triadic

#263D71 #71263D #3D7126

tetradic

#263D71 #712663 #715A26 #267135

square

#263D71 #712663 #715A26 #267135

split-complementary

#263D71 #713526 #637126

monochromatic

#080C17 #172443 #263D71 #35569F #4E72C3

Accessibility & contrast

On white

10.56

#263D71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#263D71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D71

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D71	#FFFFFF	#000000	##FFFFFF
##263D71	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254273

Deuteranopia (green-blind)

#193C70

Tritanopia (blue-blind)

#004951

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #263d71;
/* rgb */ color: rgb(38, 61, 113);
/* oklch */ color: oklch(37.0% 0.094 264.3);

Tailwind

colors: {
  custom: {
    50: '#69729a',
    500: '#263d71',
    950: '#000000',
  },
}

SCSS

$custom: #263d71;
$custom-light: #69729a;
$custom-dark: #000000;

JSON

{
  "hex": "#263d71",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 113
  },
  "hsl": {
    "h": 221.6,
    "s": 49.669,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37011,
    "c": 0.09398,
    "h": 264.3
  },
  "luminance": 0.04942
}

Semantic roles & 50–950 ramp

primary

#263D71

secondary

#A48A4F

accent

#AF4FD9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263D71

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

Preview Lab → · Contrast checker → · Palette generator →