#13137F#13137F

#13137F is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.5% C 0.170 H 269.5°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#13137F
RGB	rgb(19, 19, 127)
HSL	hsl(240, 74%, 29%)
HSV	hsv(240, 85%, 50%)
CMYK	cmyk(85%, 85%, 0%, 50.2%)
CIE-LAB	lab(16.19, 39.86, -58.69)
CIE-LCH	lch(16.19, 70.94, 304.18°)
OKLab	oklab(29.48% -0.0014 -0.1699)
OKLCH	oklch(29.48% 0.17 269.5)
XYZ	xyz(4.3309, 2.1360, 20.2586)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13137F #7F7F13

analogous

#13497F #13137F #49137F

triadic

#13137F #7F1313 #137F13

tetradic

#13137F #7F1349 #7F7F13 #137F49

square

#13137F #7F1349 #7F7F13 #137F49

split-complementary

#13137F #7F4913 #497F13

monochromatic

#04041B #0B0B4A #13137F #1B1BB4 #2D2DE0

Accessibility & contrast

On white

14.71

#13137F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#13137F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13137F

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13137F	#FFFFFF	#000000	##FFFFFF
##13137F	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E82

Deuteranopia (green-blind)

#00227D

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #13137f;
/* rgb */ color: rgb(19, 19, 127);
/* oklch */ color: oklch(29.5% 0.170 269.5);

Tailwind

colors: {
  custom: {
    50: '#6954a5',
    500: '#13137f',
    950: '#000000',
  },
}

SCSS

$custom: #13137f;
$custom-light: #6954a5;
$custom-dark: #000000;

JSON

{
  "hex": "#13137f",
  "rgb": {
    "r": 19,
    "g": 19,
    "b": 127
  },
  "hsl": {
    "h": 240,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29483,
    "c": 0.16992,
    "h": 269.5
  },
  "luminance": 0.02136
}

Semantic roles & 50–950 ramp

primary

#13137F

secondary

#B4B439

accent

#F137F1

background

#F6F5FA

surface

#ECE8F4

border

#C7C4CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #13137F

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

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