#131C63#131C63

#131C63 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.5% C 0.124 H 270.0°. Best body text is #FFFFFF at 15.28:1 contrast (WCAG AA passes).

Color values

HEX	#131C63
RGB	rgb(19, 28, 99)
HSL	hsl(233, 68%, 23%)
HSV	hsv(233, 81%, 39%)
CMYK	cmyk(80.8%, 71.7%, 0%, 61.2%)
CIE-LAB	lab(14.79, 24.17, -42.83)
CIE-LCH	lch(14.79, 49.18, 299.43°)
OKLab	oklab(27.52% 0 -0.1239)
OKLCH	oklch(27.52% 0.124 270)
XYZ	xyz(2.9352, 1.8695, 12.0081)
Luminance	0.0187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C63 #635A13

analogous

#134463 #131C63 #321363

triadic

#131C63 #63131C #1C6313

tetradic

#131C63 #631344 #635A13 #136332

square

#131C63 #631344 #635A13 #136332

split-complementary

#131C63 #633213 #446313

monochromatic

#05071A #090D30 #131C63 #1D2B96 #2739CA

Accessibility & contrast

On white

15.28

#131C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#131C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C63

15.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C63	#FFFFFF	#000000	##FFFFFF
##131C63	1.00	15.28	1.37	15.28
#FFFFFF	15.28	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002965

Deuteranopia (green-blind)

#002162

Tritanopia (blue-blind)

#002F3D

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #131c63;
/* rgb */ color: rgb(19, 28, 99);
/* oklch */ color: oklch(27.5% 0.124 270.0);

Tailwind

colors: {
  custom: {
    50: '#605890',
    500: '#131c63',
    950: '#000000',
  },
}

SCSS

$custom: #131c63;
$custom-light: #605890;
$custom-dark: #000000;

JSON

{
  "hex": "#131c63",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 233.25,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.27517,
    "c": 0.12395,
    "h": 270
  },
  "luminance": 0.0187
}

Semantic roles & 50–950 ramp

primary

#131C63

secondary

#9B8F37

accent

#D73DEB

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030D

muted

#7A787D

Preview Lab

Preview with #131C63

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

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