#263C71#263C71

#263C71 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.8% C 0.095 H 265.1°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#263C71
RGB	rgb(38, 60, 113)
HSL	hsl(222, 50%, 30%)
HSV	hsv(222, 66%, 44%)
CMYK	cmyk(66.4%, 46.9%, 0%, 55.7%)
CIE-LAB	lab(26.26, 9.99, -33.26)
CIE-LCH	lch(26.26, 34.73, 286.72°)
OKLab	oklab(36.78% -0.0081 -0.095)
OKLCH	oklch(36.78% 0.095 265.1)
XYZ	xyz(5.3948, 4.8356, 16.2686)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263C71 #715B26

analogous

#266271 #263C71 #362671

triadic

#263C71 #71263C #3C7126

tetradic

#263C71 #712662 #715B26 #267136

square

#263C71 #712662 #715B26 #267136

split-complementary

#263C71 #713626 #627126

monochromatic

#080C17 #172443 #263C71 #35549F #4E70C3

Accessibility & contrast

On white

10.68

#263C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#263C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263C71

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263C71	#FFFFFF	#000000	##FFFFFF
##263C71	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234273

Deuteranopia (green-blind)

#173B70

Tritanopia (blue-blind)

#004851

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #263c71;
/* rgb */ color: rgb(38, 60, 113);
/* oklch */ color: oklch(36.8% 0.095 265.1);

Tailwind

colors: {
  custom: {
    50: '#69719a',
    500: '#263c71',
    950: '#000000',
  },
}

SCSS

$custom: #263c71;
$custom-light: #69719a;
$custom-dark: #000000;

JSON

{
  "hex": "#263c71",
  "rgb": {
    "r": 38,
    "g": 60,
    "b": 113
  },
  "hsl": {
    "h": 222.4,
    "s": 49.669,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36776,
    "c": 0.09532,
    "h": 265.1
  },
  "luminance": 0.04836
}

Semantic roles & 50–950 ramp

primary

#263C71

secondary

#A48B4F

accent

#B14FD9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263C71

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

Preview Lab → · Contrast checker → · Palette generator →