#263F74#263F74

#263F74 is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.7% C 0.096 H 263.5°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#263F74
RGB	rgb(38, 63, 116)
HSL	hsl(221, 51%, 30%)
HSV	hsv(221, 67%, 45%)
CMYK	cmyk(67.2%, 45.7%, 0%, 54.5%)
CIE-LAB	lab(27.37, 9.08, -33.39)
CIE-LCH	lch(27.37, 34.60, 285.21°)
OKLab	oklab(37.69% -0.0109 -0.0953)
OKLCH	oklch(37.69% 0.096 263.5)
XYZ	xyz(5.7281, 5.2275, 17.2268)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F74 #745B26

analogous

#266674 #263F74 #342674

triadic

#263F74 #74263F #3F7426

tetradic

#263F74 #742666 #745B26 #267434

square

#263F74 #742666 #745B26 #267434

split-complementary

#263F74 #743426 #667426

monochromatic

#080D18 #172646 #263F74 #3558A2 #4F75C5

Accessibility & contrast

On white

10.27

#263F74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#263F74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F74

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F74	#FFFFFF	#000000	##FFFFFF
##263F74	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264476

Deuteranopia (green-blind)

#1A3D73

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #263f74;
/* rgb */ color: rgb(38, 63, 116);
/* oklch */ color: oklch(37.7% 0.096 263.5);

Tailwind

colors: {
  custom: {
    50: '#69739c',
    500: '#263f74',
    950: '#000000',
  },
}

SCSS

$custom: #263f74;
$custom-light: #69739c;
$custom-dark: #000000;

JSON

{
  "hex": "#263f74",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 116
  },
  "hsl": {
    "h": 220.769,
    "s": 50.649,
    "l": 30.196
  },
  "oklch": {
    "l": 0.37694,
    "c": 0.09591,
    "h": 263.5
  },
  "luminance": 0.05228
}

Semantic roles & 50–950 ramp

primary

#263F74

secondary

#A68B4F

accent

#AD4EDA

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #263F74

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

Preview Lab → · Contrast checker → · Palette generator →