#263F70#263F70

#263F70 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.090 H 262.5°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#263F70
RGB	rgb(38, 63, 112)
HSL	hsl(220, 49%, 29%)
HSV	hsv(220, 66%, 44%)
CMYK	cmyk(66.1%, 43.7%, 0%, 56.1%)
CIE-LAB	lab(27.12, 7.54, -31.26)
CIE-LCH	lch(27.12, 32.15, 283.56°)
OKLab	oklab(37.42% -0.0117 -0.089)
OKLCH	oklch(37.42% 0.09 262.5)
XYZ	xyz(5.5004, 5.1364, 16.0277)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263F70 #705726

analogous

#266470 #263F70 #322670

triadic

#263F70 #70263F #3F7026

tetradic

#263F70 #702664 #705726 #267032

square

#263F70 #702664 #705726 #267032

split-complementary

#263F70 #703226 #647026

monochromatic

#080D17 #162542 #263F70 #36599E #4E75C3

Accessibility & contrast

On white

10.36

#263F70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#263F70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263F70

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263F70	#FFFFFF	#000000	##FFFFFF
##263F70	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294472

Deuteranopia (green-blind)

#1E3D6F

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #263f70;
/* rgb */ color: rgb(38, 63, 112);
/* oklch */ color: oklch(37.4% 0.090 262.5);

Tailwind

colors: {
  custom: {
    50: '#687399',
    500: '#263f70',
    950: '#000000',
  },
}

SCSS

$custom: #263f70;
$custom-light: #687399;
$custom-dark: #000000;

JSON

{
  "hex": "#263f70",
  "rgb": {
    "r": 38,
    "g": 63,
    "b": 112
  },
  "hsl": {
    "h": 219.73,
    "s": 49.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.37416,
    "c": 0.0898,
    "h": 262.5
  },
  "luminance": 0.05137
}

Semantic roles & 50–950 ramp

primary

#263F70

secondary

#A3864F

accent

#AA4FD9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #263F70

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

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