#152D3F#152D3F

#152D3F is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.7% C 0.045 H 242.9°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#152D3F
RGB	rgb(21, 45, 63)
HSL	hsl(206, 50%, 16%)
HSV	hsv(206, 67%, 25%)
CMYK	cmyk(66.7%, 28.6%, 0%, 75.3%)
CIE-LAB	lab(17.44, -2.84, -14.21)
CIE-LCH	lch(17.44, 14.49, 258.71°)
OKLab	oklab(28.69% -0.0204 -0.0399)
OKLCH	oklch(28.69% 0.045 242.9)
XYZ	xyz(2.1445, 2.3949, 5.0509)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152D3F #3F2715

analogous

#153F3C #152D3F #15183F

triadic

#152D3F #3F152D #2D3F15

tetradic

#152D3F #3C153F #3F2715 #183F15

square

#152D3F #3C153F #3F2715 #183F15

split-complementary

#152D3F #3F1518 #3F3C15

monochromatic

#081017 #081017 #152D3F #244E6D #346F9B

Accessibility & contrast

On white

14.20

#152D3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#152D3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152D3F

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152D3F	#FFFFFF	#000000	##FFFFFF
##152D3F	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252D40

Deuteranopia (green-blind)

#1F293F

Tritanopia (blue-blind)

#003133

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #152d3f;
/* rgb */ color: rgb(21, 45, 63);
/* oklch */ color: oklch(28.7% 0.045 242.9);

Tailwind

colors: {
  custom: {
    50: '#576574',
    500: '#152d3f',
    950: '#000000',
  },
}

SCSS

$custom: #152d3f;
$custom-light: #576574;
$custom-dark: #000000;

JSON

{
  "hex": "#152d3f",
  "rgb": {
    "r": 21,
    "g": 45,
    "b": 63
  },
  "hsl": {
    "h": 205.714,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28688,
    "c": 0.04479,
    "h": 242.9
  },
  "luminance": 0.02395
}

Semantic roles & 50–950 ramp

primary

#152D3F

secondary

#775439

accent

#8A4EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #152D3F

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

Preview Lab → · Contrast checker → · Palette generator →