#263F6D#263F6D

#263F6D is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.2% C 0.085 H 261.6°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#263F6D
RGB	rgb(38, 63, 109)
HSL	hsl(219, 48%, 29%)
HSV	hsv(219, 65%, 43%)
CMYK	cmyk(65.1%, 42.2%, 0%, 57.3%)
CIE-LAB	lab(26.94, 6.39, -29.64)
CIE-LCH	lch(26.94, 30.32, 282.17°)
OKLab	oklab(37.21% -0.0124 -0.0843)
OKLCH	oklch(37.21% 0.085 261.6)
XYZ	xyz(5.3362, 5.0707, 15.1626)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F6D #6D5426

analogous

#26636D #263F6D #31266D

triadic

#263F6D #6D263F #3F6D26

tetradic

#263F6D #6D2663 #6D5426 #266D31

square

#263F6D #6D2663 #6D5426 #266D31

split-complementary

#263F6D #6D3126 #636D26

monochromatic

#080D17 #162540 #263F6D #36599A #4D76C1

Accessibility & contrast

On white

10.43

#263F6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#263F6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F6D

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F6D	#FFFFFF	#000000	##FFFFFF
##263F6D	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B436F

Deuteranopia (green-blind)

#213D6C

Tritanopia (blue-blind)

#004950

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263f6d;
/* rgb */ color: rgb(38, 63, 109);
/* oklch */ color: oklch(37.2% 0.085 261.6);

Tailwind

colors: {
  custom: {
    50: '#687397',
    500: '#263f6d',
    950: '#000000',
  },
}

SCSS

$custom: #263f6d;
$custom-light: #687397;
$custom-dark: #000000;

JSON

{
  "hex": "#263f6d",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 109
  },
  "hsl": {
    "h": 218.873,
    "s": 48.299,
    "l": 28.824
  },
  "oklch": {
    "l": 0.37214,
    "c": 0.0852,
    "h": 261.6
  },
  "luminance": 0.05071
}

Semantic roles & 50–950 ramp

primary

#263F6D

secondary

#A0834F

accent

#A850D8

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #263F6D

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

Preview Lab → · Contrast checker → · Palette generator →