#152C3F#152C3F

#152C3F is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.4% C 0.046 H 245.3°. Best body text is #FFFFFF at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#152C3F
RGB	rgb(21, 44, 63)
HSL	hsl(207, 50%, 16%)
HSV	hsv(207, 67%, 25%)
CMYK	cmyk(66.7%, 30.2%, 0%, 75.3%)
CIE-LAB	lab(17.08, -2.14, -14.76)
CIE-LCH	lch(17.08, 14.92, 261.75°)
OKLab	oklab(28.41% -0.0191 -0.0415)
OKLCH	oklch(28.41% 0.046 245.3)
XYZ	xyz(2.1068, 2.3195, 5.0383)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152C3F #3F2815

analogous

#153F3D #152C3F #15173F

triadic

#152C3F #3F152C #2C3F15

tetradic

#152C3F #3D153F #3F2815 #173F15

square

#152C3F #3D153F #3F2815 #173F15

split-complementary

#152C3F #3F1517 #3F3D15

monochromatic

#081017 #081017 #152C3F #244C6D #346C9B

Accessibility & contrast

On white

14.34

#152C3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#152C3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152C3F

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152C3F	#FFFFFF	#000000	##FFFFFF
##152C3F	1.00	14.34	1.46	14.34
#FFFFFF	14.34	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242C40

Deuteranopia (green-blind)

#1E283F

Tritanopia (blue-blind)

#003133

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #152c3f;
/* rgb */ color: rgb(21, 44, 63);
/* oklch */ color: oklch(28.4% 0.046 245.3);

Tailwind

colors: {
  custom: {
    50: '#576474',
    500: '#152c3f',
    950: '#000000',
  },
}

SCSS

$custom: #152c3f;
$custom-light: #576474;
$custom-dark: #000000;

JSON

{
  "hex": "#152c3f",
  "rgb": {
    "r": 21,
    "g": 44,
    "b": 63
  },
  "hsl": {
    "h": 207.143,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28408,
    "c": 0.04564,
    "h": 245.3
  },
  "luminance": 0.0232
}

Semantic roles & 50–950 ramp

primary

#152C3F

secondary

#775539

accent

#8D4EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #152C3F

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

Preview Lab → · Contrast checker → · Palette generator →