#131C7E#131C7E

#131C7E is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.6% C 0.160 H 268.7°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#131C7E
RGB	rgb(19, 28, 126)
HSL	hsl(235, 74%, 28%)
HSV	hsv(235, 85%, 49%)
CMYK	cmyk(84.9%, 77.8%, 0%, 50.6%)
CIE-LAB	lab(17.80, 34.48, -55.36)
CIE-LCH	lch(17.80, 65.22, 301.91°)
OKLab	oklab(30.58% -0.0035 -0.1604)
OKLCH	oklch(30.58% 0.16 268.7)
XYZ	xyz(4.4484, 2.4748, 19.9778)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C7E #7E7513

analogous

#13517E #131C7E #3F137E

triadic

#131C7E #7E131C #1C7E13

tetradic

#131C7E #7E1351 #7E7513 #137E3F

square

#131C7E #7E1351 #7E7513 #137E3F

split-complementary

#131C7E #7E3F13 #517E13

monochromatic

#04061B #0B1049 #131C7E #1B28B3 #2C3BDF

Accessibility & contrast

On white

14.05

#131C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#131C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C7E

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C7E	#FFFFFF	#000000	##FFFFFF
##131C7E	1.00	14.05	1.50	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003181

Deuteranopia (green-blind)

#00267C

Tritanopia (blue-blind)

#00394C

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #131c7e;
/* rgb */ color: rgb(19, 28, 126);
/* oklch */ color: oklch(30.6% 0.160 268.7);

Tailwind

colors: {
  custom: {
    50: '#6859a5',
    500: '#131c7e',
    950: '#000000',
  },
}

SCSS

$custom: #131c7e;
$custom-light: #6859a5;
$custom-dark: #000000;

JSON

{
  "hex": "#131c7e",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 126
  },
  "hsl": {
    "h": 234.953,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30584,
    "c": 0.16047,
    "h": 268.7
  },
  "luminance": 0.02475
}

Semantic roles & 50–950 ramp

primary

#131C7E

secondary

#B4A939

accent

#E137F0

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #131C7E

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

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