#151237#151237

#151237 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.1% C 0.070 H 282.3°. Best body text is #FFFFFF at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#151237
RGB	rgb(21, 18, 55)
HSL	hsl(245, 51%, 14%)
HSV	hsv(245, 67%, 22%)
CMYK	cmyk(61.8%, 67.3%, 0%, 78.4%)
CIE-LAB	lab(7.84, 14.15, -23.78)
CIE-LCH	lch(7.84, 27.67, 300.76°)
OKLab	oklab(21.13% 0.0148 -0.0681)
OKLCH	oklch(21.13% 0.07 282.3)
XYZ	xyz(1.2149, 0.8678, 3.7172)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151237 #343712

analogous

#122237 #151237 #281237

triadic

#151237 #371512 #123715

tetradic

#151237 #371222 #343712 #123728

square

#151237 #371222 #343712 #123728

split-complementary

#151237 #372812 #223712

monochromatic

#090817 #090817 #151237 #272165 #383093

Accessibility & contrast

On white

17.89

#151237 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#151237 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151237

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151237	#FFFFFF	#000000	##FFFFFF
##151237	1.00	17.89	1.17	17.89
#FFFFFF	17.89	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001838

Deuteranopia (green-blind)

#001636

Tritanopia (blue-blind)

#071B22

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #151237;
/* rgb */ color: rgb(21, 18, 55);
/* oklch */ color: oklch(21.1% 0.070 282.3);

Tailwind

colors: {
  custom: {
    50: '#564f6e',
    500: '#151237',
    950: '#000000',
  },
}

SCSS

$custom: #151237;
$custom-light: #564f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#151237",
  "rgb": {
    "r": 21,
    "g": 18,
    "b": 55
  },
  "hsl": {
    "h": 244.865,
    "s": 50.685,
    "l": 14.314
  },
  "oklch": {
    "l": 0.21129,
    "c": 0.06969,
    "h": 282.3
  },
  "luminance": 0.00868
}

Semantic roles & 50–950 ramp

primary

#151237

secondary

#6B7035

accent

#DA4ECF

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030207

muted

#78787A

Preview Lab

Preview with #151237

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

Preview Lab → · Contrast checker → · Palette generator →