#131C73#131C73

#131C73 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.3% C 0.146 H 269.3°. Best body text is #FFFFFF at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#131C73
RGB	rgb(19, 28, 115)
HSL	hsl(234, 72%, 26%)
HSV	hsv(234, 83%, 45%)
CMYK	cmyk(83.5%, 75.7%, 0%, 54.9%)
CIE-LAB	lab(16.53, 30.39, -50.41)
CIE-LCH	lch(16.53, 58.86, 301.09°)
OKLab	oklab(29.3% -0.0019 -0.146)
OKLCH	oklch(29.3% 0.146 269.3)
XYZ	xyz(3.7773, 2.2063, 16.4431)
Luminance	0.0221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C73 #736A13

analogous

#134C73 #131C73 #3A1373

triadic

#131C73 #73131C #1C7313

tetradic

#131C73 #73134C #736A13 #13733A

square

#131C73 #73134C #736A13 #13733A

split-complementary

#131C73 #733A13 #4C7313

monochromatic

#04061A #0A0F3E #131C73 #1C29A8 #2536DB

Accessibility & contrast

On white

14.57

#131C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#131C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C73

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C73	#FFFFFF	#000000	##FFFFFF
##131C73	1.00	14.57	1.44	14.57
#FFFFFF	14.57	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E76

Deuteranopia (green-blind)

#002471

Tritanopia (blue-blind)

#003545

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #131c73;
/* rgb */ color: rgb(19, 28, 115);
/* oklch */ color: oklch(29.3% 0.146 269.3);

Tailwind

colors: {
  custom: {
    50: '#64599c',
    500: '#131c73',
    950: '#000000',
  },
}

SCSS

$custom: #131c73;
$custom-light: #64599c;
$custom-dark: #000000;

JSON

{
  "hex": "#131c73",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 115
  },
  "hsl": {
    "h": 234.375,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29303,
    "c": 0.14605,
    "h": 269.3
  },
  "luminance": 0.02207
}

Semantic roles & 50–950 ramp

primary

#131C73

secondary

#AA9F38

accent

#DD39EE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #131C73

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

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