#131E5D#131E5D

#131E5D is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.3% C 0.113 H 269.5°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#131E5D
RGB	rgb(19, 30, 93)
HSL	hsl(231, 66%, 22%)
HSV	hsv(231, 80%, 36%)
CMYK	cmyk(79.6%, 67.7%, 0%, 63.5%)
CIE-LAB	lab(14.72, 20.30, -38.95)
CIE-LCH	lch(14.72, 43.93, 297.53°)
OKLab	oklab(27.28% -0.0009 -0.1126)
OKLCH	oklch(27.28% 0.113 269.5)
XYZ	xyz(2.7079, 1.8570, 10.5695)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E5D #5D5213

analogous

#13435D #131E5D #2D135D

triadic

#131E5D #5D131E #1E5D13

tetradic

#131E5D #5D1343 #5D5213 #135D2D

square

#131E5D #5D1343 #5D5213 #135D2D

split-complementary

#131E5D #5D2D13 #435D13

monochromatic

#050819 #090E2A #131E5D #1D2E90 #283FC3

Accessibility & contrast

On white

15.31

#131E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#131E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E5D

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E5D	#FFFFFF	#000000	##FFFFFF
##131E5D	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295F

Deuteranopia (green-blind)

#00225C

Tritanopia (blue-blind)

#002E3A

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #131e5d;
/* rgb */ color: rgb(19, 30, 93);
/* oklch */ color: oklch(27.3% 0.113 269.5);

Tailwind

colors: {
  custom: {
    50: '#5e598c',
    500: '#131e5d',
    950: '#000000',
  },
}

SCSS

$custom: #131e5d;
$custom-light: #5e598c;
$custom-dark: #000000;

JSON

{
  "hex": "#131e5d",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 93
  },
  "hsl": {
    "h": 231.081,
    "s": 66.071,
    "l": 21.961
  },
  "oklch": {
    "l": 0.2728,
    "c": 0.11259,
    "h": 269.5
  },
  "luminance": 0.01857
}

Semantic roles & 50–950 ramp

primary

#131E5D

secondary

#958737

accent

#D03FE9

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #131E5D

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

Preview Lab → · Contrast checker → · Palette generator →