#151A33#151A33

#151A33 is a very dark, muted blue. Relative luminance 0.011; OKLCH L 22.7% C 0.049 H 273.4°. Best body text is #FFFFFF at 17.11:1 contrast (WCAG AA passes).

Color values

HEX	#151A33
RGB	rgb(21, 26, 51)
HSL	hsl(230, 42%, 14%)
HSV	hsv(230, 59%, 20%)
CMYK	cmyk(58.8%, 49%, 0%, 80%)
CIE-LAB	lab(10.09, 6.40, -17.28)
CIE-LCH	lch(10.09, 18.42, 290.31°)
OKLab	oklab(22.72% 0.0029 -0.0489)
OKLCH	oklch(22.72% 0.049 273.4)
XYZ	xyz(1.2760, 1.1372, 3.2836)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A33 #332E15

analogous

#152933 #151A33 #1F1533

triadic

#151A33 #33151A #1A3315

tetradic

#151A33 #331529 #332E15 #15331F

square

#151A33 #331529 #332E15 #15331F

split-complementary

#151A33 #331F15 #293315

monochromatic

#090B16 #090B16 #151A33 #27305E #39468A

Accessibility & contrast

On white

17.11

#151A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#151A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A33

17.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A33	#FFFFFF	#000000	##FFFFFF
##151A33	1.00	17.11	1.23	17.11
#FFFFFF	17.11	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#101D34

Deuteranopia (green-blind)

#0D1A32

Tritanopia (blue-blind)

#091F24

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #151a33;
/* rgb */ color: rgb(21, 26, 51);
/* oklch */ color: oklch(22.7% 0.049 273.4);

Tailwind

colors: {
  custom: {
    50: '#55566b',
    500: '#151a33',
    950: '#000000',
  },
}

SCSS

$custom: #151a33;
$custom-light: #55566b;
$custom-dark: #000000;

JSON

{
  "hex": "#151a33",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 51
  },
  "hsl": {
    "h": 230,
    "s": 41.667,
    "l": 14.118
  },
  "oklch": {
    "l": 0.22724,
    "c": 0.049,
    "h": 273.4
  },
  "luminance": 0.01137
}

Semantic roles & 50–950 ramp

primary

#151A33

secondary

#6A623A

accent

#BD56D1

background

#F5F5F6

surface

#E8E8EB

border

#C4C4C6

text

#030306

muted

#78787A

Preview Lab

Preview with #151A33

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

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