#131A66#131A66

#131A66 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.5% C 0.131 H 270.4°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX	#131A66
RGB	rgb(19, 26, 102)
HSL	hsl(235, 69%, 24%)
HSV	hsv(235, 81%, 40%)
CMYK	cmyk(81.4%, 74.5%, 0%, 60%)
CIE-LAB	lab(14.60, 26.72, -45.11)
CIE-LCH	lch(14.60, 52.44, 300.64°)
OKLab	oklab(27.48% 0.0008 -0.1306)
OKLCH	oklch(27.48% 0.131 270.4)
XYZ	xyz(3.0354, 1.8362, 12.7622)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131A66 #665F13

analogous

#134366 #131A66 #351366

triadic

#131A66 #66131A #1A6613

tetradic

#131A66 #661343 #665F13 #136635

square

#131A66 #661343 #665F13 #136635

split-complementary

#131A66 #663513 #436613

monochromatic

#05071A #090D32 #131A66 #1D279A #2634CD

Accessibility & contrast

On white

15.36

#131A66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#131A66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A66

15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131A66	#FFFFFF	#000000	##FFFFFF
##131A66	1.00	15.36	1.37	15.36
#FFFFFF	15.36	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002968

Deuteranopia (green-blind)

#002165

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #131a66;
/* rgb */ color: rgb(19, 26, 102);
/* oklch */ color: oklch(27.5% 0.131 270.4);

Tailwind

colors: {
  custom: {
    50: '#615793',
    500: '#131a66',
    950: '#000000',
  },
}

SCSS

$custom: #131a66;
$custom-light: #615793;
$custom-dark: #000000;

JSON

{
  "hex": "#131a66",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 102
  },
  "hsl": {
    "h": 234.94,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.27481,
    "c": 0.13061,
    "h": 270.4
  },
  "luminance": 0.01837
}

Semantic roles & 50–950 ramp

primary

#131A66

secondary

#9D9537

accent

#DD3CEB

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #131A66

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

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