#131741#131741

#131741 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.0% C 0.079 H 274.3°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).

Color values

HEX	#131741
RGB	rgb(19, 23, 65)
HSL	hsl(235, 55%, 16%)
HSV	hsv(235, 71%, 25%)
CMYK	cmyk(70.8%, 64.6%, 0%, 74.5%)
CIE-LAB	lab(10.05, 13.92, -27.36)
CIE-LCH	lch(10.05, 30.69, 296.97°)
OKLab	oklab(23.01% 0.0059 -0.0786)
OKLCH	oklch(23.01% 0.079 274.3)
XYZ	xyz(1.5288, 1.1328, 5.1381)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.92

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131741 #413D13

analogous

#132E41 #131741 #261341

triadic

#131741 #411317 #174113

tetradic

#131741 #41132E #413D13 #134126

square

#131741 #41132E #413D13 #134126

split-complementary

#131741 #412613 #2E4113

monochromatic

#070818 #070818 #131741 #212870 #2F39A0

Accessibility & contrast

On white

17.12

#131741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#131741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131741

17.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131741	#FFFFFF	#000000	##FFFFFF
##131741	1.00	17.12	1.23	17.12
#FFFFFF	17.12	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E42

Deuteranopia (green-blind)

#001A40

Tritanopia (blue-blind)

#002129

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #131741;
/* rgb */ color: rgb(19, 23, 65);
/* oklch */ color: oklch(23.0% 0.079 274.3);

Tailwind

colors: {
  custom: {
    50: '#575376',
    500: '#131741',
    950: '#000000',
  },
}

SCSS

$custom: #131741;
$custom-light: #575376;
$custom-dark: #000000;

JSON

{
  "hex": "#131741",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 65
  },
  "hsl": {
    "h": 234.783,
    "s": 54.762,
    "l": 16.471
  },
  "oklch": {
    "l": 0.23007,
    "c": 0.07884,
    "h": 274.3
  },
  "luminance": 0.01133
}

Semantic roles & 50–950 ramp

primary

#131741

secondary

#7A7436

accent

#D14ADE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #131741

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

Preview Lab → · Contrast checker → · Palette generator →