#131A73#131A73

#131A73 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.148 H 269.6°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#131A73
RGB	rgb(19, 26, 115)
HSL	hsl(236, 72%, 26%)
HSV	hsv(236, 83%, 45%)
CMYK	cmyk(83.5%, 77.4%, 0%, 54.9%)
CIE-LAB	lab(16.08, 31.67, -51.17)
CIE-LCH	lch(16.08, 60.17, 301.76°)
OKLab	oklab(28.98% -0.0011 -0.1482)
OKLCH	oklch(28.98% 0.148 269.6)
XYZ	xyz(3.7314, 2.1146, 16.4278)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131A73 #736C13

analogous

#134A73 #131A73 #3C1373

triadic

#131A73 #73131A #1A7313

tetradic

#131A73 #73134A #736C13 #13733C

square

#131A73 #73134A #736C13 #13733C

split-complementary

#131A73 #733C13 #4A7313

monochromatic

#04061A #0A0E3E #131A73 #1C26A8 #2533DB

Accessibility & contrast

On white

14.76

#131A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#131A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A73

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131A73	#FFFFFF	#000000	##FFFFFF
##131A73	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D76

Deuteranopia (green-blind)

#002371

Tritanopia (blue-blind)

#003445

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #131a73;
/* rgb */ color: rgb(19, 26, 115);
/* oklch */ color: oklch(29.0% 0.148 269.6);

Tailwind

colors: {
  custom: {
    50: '#65579c',
    500: '#131a73',
    950: '#000000',
  },
}

SCSS

$custom: #131a73;
$custom-light: #65579c;
$custom-dark: #000000;

JSON

{
  "hex": "#131a73",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 115
  },
  "hsl": {
    "h": 235.625,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28977,
    "c": 0.14823,
    "h": 269.6
  },
  "luminance": 0.02115
}

Semantic roles & 50–950 ramp

primary

#131A73

secondary

#AAA138

accent

#E139EE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #131A73

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

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