#131A74#131A74

#131A74 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.150 H 269.5°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#131A74
RGB	rgb(19, 26, 116)
HSL	hsl(236, 72%, 26%)
HSV	hsv(236, 84%, 45%)
CMYK	cmyk(83.6%, 77.6%, 0%, 54.5%)
CIE-LAB	lab(16.19, 32.04, -51.62)
CIE-LCH	lch(16.19, 60.75, 301.83°)
OKLab	oklab(29.09% -0.0012 -0.1495)
OKLCH	oklch(29.09% 0.15 269.5)
XYZ	xyz(3.7893, 2.1378, 16.7325)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131A74 #746D13

analogous

#134B74 #131A74 #3D1374

triadic

#131A74 #74131A #1A7413

tetradic

#131A74 #74134B #746D13 #13743D

square

#131A74 #74134B #746D13 #13743D

split-complementary

#131A74 #743D13 #4B7413

monochromatic

#04061A #0A0E3F #131A74 #1C26A9 #2633DB

Accessibility & contrast

On white

14.71

#131A74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#131A74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A74

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131A74	#FFFFFF	#000000	##FFFFFF
##131A74	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D77

Deuteranopia (green-blind)

#002372

Tritanopia (blue-blind)

#003445

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #131a74;
/* rgb */ color: rgb(19, 26, 116);
/* oklch */ color: oklch(29.1% 0.150 269.5);

Tailwind

colors: {
  custom: {
    50: '#65579d',
    500: '#131a74',
    950: '#000000',
  },
}

SCSS

$custom: #131a74;
$custom-light: #65579d;
$custom-dark: #000000;

JSON

{
  "hex": "#131a74",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 116
  },
  "hsl": {
    "h": 235.67,
    "s": 71.852,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29094,
    "c": 0.14955,
    "h": 269.5
  },
  "luminance": 0.02138
}

Semantic roles & 50–950 ramp

primary

#131A74

secondary

#AAA238

accent

#E139EF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #131A74

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

Preview Lab → · Contrast checker → · Palette generator →