#131E7F#131E7F

#131E7F is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.160 H 268.4°. Best body text is #FFFFFF at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#131E7F
RGB	rgb(19, 30, 127)
HSL	hsl(234, 74%, 29%)
HSV	hsv(234, 85%, 50%)
CMYK	cmyk(85%, 76.4%, 0%, 50.2%)
CIE-LAB	lab(18.36, 33.61, -55.08)
CIE-LCH	lch(18.36, 64.53, 301.39°)
OKLab	oklab(31.01% -0.0043 -0.1596)
OKLCH	oklch(31.01% 0.16 268.4)
XYZ	xyz(4.5623, 2.5988, 20.3357)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E7F #7F7413

analogous

#13547F #131E7F #3E137F

triadic

#131E7F #7F131E #1E7F13

tetradic

#131E7F #7F1354 #7F7413 #137F3E

square

#131E7F #7F1354 #7F7413 #137F3E

split-complementary

#131E7F #7F3E13 #547F13

monochromatic

#04061B #0B114A #131E7F #1B2BB4 #2D3FE0

Accessibility & contrast

On white

13.82

#131E7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#131E7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E7F

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E7F	#FFFFFF	#000000	##FFFFFF
##131E7F	1.00	13.82	1.52	13.82
#FFFFFF	13.82	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#00277D

Tritanopia (blue-blind)

#003A4D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #131e7f;
/* rgb */ color: rgb(19, 30, 127);
/* oklch */ color: oklch(31.0% 0.160 268.4);

Tailwind

colors: {
  custom: {
    50: '#685ba5',
    500: '#131e7f',
    950: '#000000',
  },
}

SCSS

$custom: #131e7f;
$custom-light: #685ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#131e7f",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 127
  },
  "hsl": {
    "h": 233.889,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.31014,
    "c": 0.15969,
    "h": 268.4
  },
  "luminance": 0.02599
}

Semantic roles & 50–950 ramp

primary

#131E7F

secondary

#B4A839

accent

#DE37F1

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #131E7F

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

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