#131E5E#131E5E

#131E5E is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.4% C 0.114 H 269.5°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#131E5E
RGB	rgb(19, 30, 94)
HSL	hsl(231, 66%, 22%)
HSV	hsv(231, 80%, 37%)
CMYK	cmyk(79.8%, 68.1%, 0%, 63.1%)
CIE-LAB	lab(14.82, 20.71, -39.46)
CIE-LCH	lch(14.82, 44.57, 297.70°)
OKLab	oklab(27.38% -0.001 -0.1141)
OKLCH	oklch(27.38% 0.114 269.5)
XYZ	xyz(2.7525, 1.8749, 10.8043)
Luminance	0.0187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E5E #5E5313

analogous

#13445E #131E5E #2E135E

triadic

#131E5E #5E131E #1E5E13

tetradic

#131E5E #5E1344 #5E5313 #135E2E

square

#131E5E #5E1344 #5E5313 #135E2E

split-complementary

#131E5E #5E2E13 #445E13

monochromatic

#050819 #090E2B #131E5E #1D2E91 #283EC4

Accessibility & contrast

On white

15.27

#131E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#131E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E5E

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E5E	#FFFFFF	#000000	##FFFFFF
##131E5E	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002960

Deuteranopia (green-blind)

#00225D

Tritanopia (blue-blind)

#002F3B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #131e5e;
/* rgb */ color: rgb(19, 30, 94);
/* oklch */ color: oklch(27.4% 0.114 269.5);

Tailwind

colors: {
  custom: {
    50: '#5e598c',
    500: '#131e5e',
    950: '#000000',
  },
}

SCSS

$custom: #131e5e;
$custom-light: #5e598c;
$custom-dark: #000000;

JSON

{
  "hex": "#131e5e",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 94
  },
  "hsl": {
    "h": 231.2,
    "s": 66.372,
    "l": 22.157
  },
  "oklch": {
    "l": 0.27383,
    "c": 0.11408,
    "h": 269.5
  },
  "luminance": 0.01875
}

Semantic roles & 50–950 ramp

primary

#131E5E

secondary

#968837

accent

#D03FE9

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #131E5E

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

Preview Lab → · Contrast checker → · Palette generator →