#152B3F#152B3F

#152B3F is a dark, muted cyan. Relative luminance 0.022; OKLCH L 28.1% C 0.047 H 247.6°. Best body text is #FFFFFF at 14.49:1 contrast (WCAG AA passes).

Color values

HEX	#152B3F
RGB	rgb(21, 43, 63)
HSL	hsl(209, 50%, 16%)
HSV	hsv(209, 67%, 25%)
CMYK	cmyk(66.7%, 31.7%, 0%, 75.3%)
CIE-LAB	lab(16.73, -1.44, -15.32)
CIE-LCH	lch(16.73, 15.38, 264.63°)
OKLab	oklab(28.13% -0.0177 -0.0431)
OKLCH	oklch(28.13% 0.047 247.6)
XYZ	xyz(2.0700, 2.2459, 5.0261)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B3F #3F2915

analogous

#153F3E #152B3F #15163F

triadic

#152B3F #3F152B #2B3F15

tetradic

#152B3F #3E153F #3F2915 #163F15

square

#152B3F #3E153F #3F2915 #163F15

split-complementary

#152B3F #3F1516 #3F3E15

monochromatic

#081017 #081017 #152B3F #244A6D #346A9B

Accessibility & contrast

On white

14.49

#152B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#152B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B3F

14.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B3F	#FFFFFF	#000000	##FFFFFF
##152B3F	1.00	14.49	1.45	14.49
#FFFFFF	14.49	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222C40

Deuteranopia (green-blind)

#1D273F

Tritanopia (blue-blind)

#003032

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #152b3f;
/* rgb */ color: rgb(21, 43, 63);
/* oklch */ color: oklch(28.1% 0.047 247.6);

Tailwind

colors: {
  custom: {
    50: '#576474',
    500: '#152b3f',
    950: '#000000',
  },
}

SCSS

$custom: #152b3f;
$custom-light: #576474;
$custom-dark: #000000;

JSON

{
  "hex": "#152b3f",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 63
  },
  "hsl": {
    "h": 208.571,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28129,
    "c": 0.04656,
    "h": 247.6
  },
  "luminance": 0.02246
}

Semantic roles & 50–950 ramp

primary

#152B3F

secondary

#775639

accent

#914EDA

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #152B3F

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

Preview Lab → · Contrast checker → · Palette generator →