#263D77#263D77

#263D77 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.103 H 265.4°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#263D77
RGB	rgb(38, 61, 119)
HSL	hsl(223, 52%, 31%)
HSV	hsv(223, 68%, 47%)
CMYK	cmyk(68.1%, 48.7%, 0%, 53.3%)
CIE-LAB	lab(26.96, 11.62, -35.94)
CIE-LCH	lch(26.96, 37.77, 287.92°)
OKLab	oklab(37.44% -0.0082 -0.1028)
OKLCH	oklch(37.44% 0.103 265.4)
XYZ	xyz(5.7967, 5.0809, 18.1244)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D77 #776026

analogous

#266577 #263D77 #372677

triadic

#263D77 #77263D #3D7726

tetradic

#263D77 #772665 #776026 #267737

square

#263D77 #772665 #776026 #267737

split-complementary

#263D77 #773726 #657726

monochromatic

#080D1A #172549 #263D77 #3555A5 #5072C7

Accessibility & contrast

On white

10.42

#263D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#263D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D77

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D77	#FFFFFF	#000000	##FFFFFF
##263D77	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204479

Deuteranopia (green-blind)

#103C76

Tritanopia (blue-blind)

#004A54

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263d77;
/* rgb */ color: rgb(38, 61, 119);
/* oklch */ color: oklch(37.4% 0.103 265.4);

Tailwind

colors: {
  custom: {
    50: '#6a729f',
    500: '#263d77',
    950: '#000000',
  },
}

SCSS

$custom: #263d77;
$custom-light: #6a729f;
$custom-dark: #000000;

JSON

{
  "hex": "#263d77",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 222.963,
    "s": 51.592,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37444,
    "c": 0.10316,
    "h": 265.4
  },
  "luminance": 0.05081
}

Semantic roles & 50–950 ramp

primary

#263D77

secondary

#A9904F

accent

#B34DDB

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #263D77

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

Preview Lab → · Contrast checker → · Palette generator →