#152A3F#152A3F

#152A3F is a dark, muted cyan. Relative luminance 0.022; OKLCH L 27.9% C 0.048 H 249.9°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#152A3F
RGB	rgb(21, 42, 63)
HSL	hsl(210, 50%, 16%)
HSV	hsv(210, 67%, 25%)
CMYK	cmyk(66.7%, 33.3%, 0%, 75.3%)
CIE-LAB	lab(16.38, -0.73, -15.87)
CIE-LCH	lch(16.38, 15.88, 267.36°)
OKLab	oklab(27.85% -0.0163 -0.0447)
OKLCH	oklch(27.85% 0.048 249.9)
XYZ	xyz(2.0341, 2.1741, 5.0141)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152A3F #3F2A15

analogous

#153F3F #152A3F #15153F

triadic

#152A3F #3F152A #2A3F15

tetradic

#152A3F #3F153F #3F2A15 #153F15

square

#152A3F #3F153F #3F2A15 #153F15

split-complementary

#152A3F #3F1515 #3F3F15

monochromatic

#080F17 #080F17 #152A3F #24496D #34679B

Accessibility & contrast

On white

14.64

#152A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#152A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152A3F

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152A3F	#FFFFFF	#000000	##FFFFFF
##152A3F	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#212B40

Deuteranopia (green-blind)

#1C273F

Tritanopia (blue-blind)

#002F31

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #152a3f;
/* rgb */ color: rgb(21, 42, 63);
/* oklch */ color: oklch(27.9% 0.048 249.9);

Tailwind

colors: {
  custom: {
    50: '#576374',
    500: '#152a3f',
    950: '#000000',
  },
}

SCSS

$custom: #152a3f;
$custom-light: #576374;
$custom-dark: #000000;

JSON

{
  "hex": "#152a3f",
  "rgb": {
    "r": 21,
    "g": 42,
    "b": 63
  },
  "hsl": {
    "h": 210,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27852,
    "c": 0.04756,
    "h": 249.9
  },
  "luminance": 0.02174
}

Semantic roles & 50–950 ramp

primary

#152A3F

secondary

#775839

accent

#944EDA

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #152A3F

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

Preview Lab → · Contrast checker → · Palette generator →