#131E58#131E58

#131E58 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.8% C 0.105 H 269.6°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#131E58
RGB	rgb(19, 30, 88)
HSL	hsl(230, 64%, 21%)
HSV	hsv(230, 78%, 35%)
CMYK	cmyk(78.4%, 65.9%, 0%, 65.5%)
CIE-LAB	lab(14.24, 18.24, -36.39)
CIE-LCH	lch(14.24, 40.70, 296.62°)
OKLab	oklab(26.78% -0.0008 -0.1051)
OKLCH	oklch(26.78% 0.105 269.6)
XYZ	xyz(2.4937, 1.7713, 9.4411)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E58 #584D13

analogous

#134058 #131E58 #2A1358

triadic

#131E58 #58131E #1E5813

tetradic

#131E58 #581340 #584D13 #13582A

square

#131E58 #581340 #584D13 #13582A

split-complementary

#131E58 #582A13 #405813

monochromatic

#050919 #080D26 #131E58 #1E2F8A #2940BD

Accessibility & contrast

On white

15.51

#131E58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#131E58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E58

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E58	#FFFFFF	#000000	##FFFFFF
##131E58	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275A

Deuteranopia (green-blind)

#002157

Tritanopia (blue-blind)

#002D37

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #131e58;
/* rgb */ color: rgb(19, 30, 88);
/* oklch */ color: oklch(26.8% 0.105 269.6);

Tailwind

colors: {
  custom: {
    50: '#5c5988',
    500: '#131e58',
    950: '#000000',
  },
}

SCSS

$custom: #131e58;
$custom-light: #5c5988;
$custom-dark: #000000;

JSON

{
  "hex": "#131e58",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 88
  },
  "hsl": {
    "h": 230.435,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.26777,
    "c": 0.10507,
    "h": 269.6
  },
  "luminance": 0.01772
}

Semantic roles & 50–950 ramp

primary

#131E58

secondary

#908237

accent

#CD40E7

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05030B

muted

#79787C

Preview Lab

Preview with #131E58

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

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