#131E5C#131E5C

#131E5C is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.2% C 0.111 H 269.5°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#131E5C
RGB	rgb(19, 30, 92)
HSL	hsl(231, 66%, 22%)
HSV	hsv(231, 79%, 36%)
CMYK	cmyk(79.3%, 67.4%, 0%, 63.9%)
CIE-LAB	lab(14.62, 19.89, -38.45)
CIE-LCH	lch(14.62, 43.29, 297.36°)
OKLab	oklab(27.18% -0.0009 -0.1111)
OKLCH	oklch(27.18% 0.111 269.5)
XYZ	xyz(2.6639, 1.8394, 10.3378)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E5C #5C5113

analogous

#13435C #131E5C #2D135C

triadic

#131E5C #5C131E #1E5C13

tetradic

#131E5C #5C1343 #5C5113 #135C2D

square

#131E5C #5C1343 #5C5113 #135C2D

split-complementary

#131E5C #5C2D13 #435C13

monochromatic

#050819 #090D29 #131E5C #1D2F8F #283FC1

Accessibility & contrast

On white

15.35

#131E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#131E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E5C

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E5C	#FFFFFF	#000000	##FFFFFF
##131E5C	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285E

Deuteranopia (green-blind)

#00225B

Tritanopia (blue-blind)

#002E39

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #131e5c;
/* rgb */ color: rgb(19, 30, 92);
/* oklch */ color: oklch(27.2% 0.111 269.5);

Tailwind

colors: {
  custom: {
    50: '#5e598b',
    500: '#131e5c',
    950: '#000000',
  },
}

SCSS

$custom: #131e5c;
$custom-light: #5e598b;
$custom-dark: #000000;

JSON

{
  "hex": "#131e5c",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 92
  },
  "hsl": {
    "h": 230.959,
    "s": 65.766,
    "l": 21.765
  },
  "oklch": {
    "l": 0.27179,
    "c": 0.1111,
    "h": 269.5
  },
  "luminance": 0.0184
}

Semantic roles & 50–950 ramp

primary

#131E5C

secondary

#948637

accent

#CF3FE9

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #131E5C

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

Preview Lab → · Contrast checker → · Palette generator →