#131E73#131E73

#131E73 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.6% C 0.144 H 268.9°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#131E73
RGB	rgb(19, 30, 115)
HSL	hsl(233, 72%, 26%)
HSV	hsv(233, 83%, 45%)
CMYK	cmyk(83.5%, 73.9%, 0%, 54.9%)
CIE-LAB	lab(17.01, 29.08, -49.63)
CIE-LCH	lch(17.01, 57.52, 300.37°)
OKLab	oklab(29.65% -0.0028 -0.1438)
OKLCH	oklch(29.65% 0.144 268.9)
XYZ	xyz(3.8263, 2.3044, 16.4595)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E73 #736813

analogous

#134E73 #131E73 #381373

triadic

#131E73 #73131E #1E7313

tetradic

#131E73 #73134E #736813 #137338

square

#131E73 #73134E #736813 #137338

split-complementary

#131E73 #733813 #4E7313

monochromatic

#04071A #0A103E #131E73 #1C2CA8 #253ADB

Accessibility & contrast

On white

14.37

#131E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#131E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E73

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E73	#FFFFFF	#000000	##FFFFFF
##131E73	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F76

Deuteranopia (green-blind)

#002571

Tritanopia (blue-blind)

#003646

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #131e73;
/* rgb */ color: rgb(19, 30, 115);
/* oklch */ color: oklch(29.6% 0.144 268.9);

Tailwind

colors: {
  custom: {
    50: '#645a9c',
    500: '#131e73',
    950: '#000000',
  },
}

SCSS

$custom: #131e73;
$custom-light: #645a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#131e73",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 115
  },
  "hsl": {
    "h": 233.125,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29645,
    "c": 0.1438,
    "h": 268.9
  },
  "luminance": 0.02305
}

Semantic roles & 50–950 ramp

primary

#131E73

secondary

#AA9D38

accent

#DA39EE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #131E73

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

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