#151E38#151E38

#151E38 is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.1% C 0.052 H 268.0°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#151E38
RGB	rgb(21, 30, 56)
HSL	hsl(225, 45%, 15%)
HSV	hsv(225, 63%, 22%)
CMYK	cmyk(62.5%, 46.4%, 0%, 78%)
CIE-LAB	lab(11.78, 5.32, -18.19)
CIE-LCH	lch(11.78, 18.95, 286.30°)
OKLab	oklab(24.13% -0.0018 -0.0515)
OKLCH	oklch(24.13% 0.052 268)
XYZ	xyz(1.4871, 1.3734, 3.9273)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E38 #382F15

analogous

#153038 #151E38 #1D1538

triadic

#151E38 #38151E #1E3815

tetradic

#151E38 #381530 #382F15 #15381D

square

#151E38 #381530 #382F15 #15381D

split-complementary

#151E38 #381D15 #303815

monochromatic

#080C16 #080C16 #151E38 #263665 #364E91

Accessibility & contrast

On white

16.48

#151E38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#151E38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E38

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E38	#FFFFFF	#000000	##FFFFFF
##151E38	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#132139

Deuteranopia (green-blind)

#0F1E37

Tritanopia (blue-blind)

#042428

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #151e38;
/* rgb */ color: rgb(21, 30, 56);
/* oklch */ color: oklch(24.1% 0.052 268.0);

Tailwind

colors: {
  custom: {
    50: '#55596e',
    500: '#151e38',
    950: '#000000',
  },
}

SCSS

$custom: #151e38;
$custom-light: #55596e;
$custom-dark: #000000;

JSON

{
  "hex": "#151e38",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 56
  },
  "hsl": {
    "h": 224.571,
    "s": 45.455,
    "l": 15.098
  },
  "oklch": {
    "l": 0.24134,
    "c": 0.05156,
    "h": 268
  },
  "luminance": 0.01373
}

Semantic roles & 50–950 ramp

primary

#151E38

secondary

#6F613A

accent

#B453D5

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030307

muted

#78787A

Preview Lab

Preview with #151E38

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

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