#15323B#15323B

#15323B is a dark, muted cyan. Relative luminance 0.028; OKLCH L 29.9% C 0.038 H 220.7°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#15323B
RGB	rgb(21, 50, 59)
HSL	hsl(194, 48%, 16%)
HSV	hsv(194, 64%, 23%)
CMYK	cmyk(64.4%, 15.3%, 0%, 76.9%)
CIE-LAB	lab(19.04, -7.70, -8.99)
CIE-LCH	lch(19.04, 11.84, 229.42°)
OKLab	oklab(29.9% -0.029 -0.025)
OKLCH	oklch(29.9% 0.038 220.7)
XYZ	xyz(2.2390, 2.7562, 4.5508)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15323B #3B1E15

analogous

#153B31 #15323B #151F3B

triadic

#15323B #3B1532 #323B15

tetradic

#15323B #31153B #3B1E15 #1F3B15

square

#15323B #31153B #3B1E15 #1F3B15

split-complementary

#15323B #3B151F #3B3115

monochromatic

#081317 #081317 #15323B #255868 #357E95

Accessibility & contrast

On white

13.54

#15323B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#15323B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15323B

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15323B	#FFFFFF	#000000	##FFFFFF
##15323B	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D313B

Deuteranopia (green-blind)

#272C3B

Tritanopia (blue-blind)

#003535

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #15323b;
/* rgb */ color: rgb(21, 50, 59);
/* oklch */ color: oklch(29.9% 0.038 220.7);

Tailwind

colors: {
  custom: {
    50: '#566970',
    500: '#15323b',
    950: '#000000',
  },
}

SCSS

$custom: #15323b;
$custom-light: #566970;
$custom-dark: #000000;

JSON

{
  "hex": "#15323b",
  "rgb": {
    "r": 21,
    "g": 50,
    "b": 59
  },
  "hsl": {
    "h": 194.211,
    "s": 47.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.29899,
    "c": 0.03829,
    "h": 220.7
  },
  "luminance": 0.02756
}

Semantic roles & 50–950 ramp

primary

#15323B

secondary

#724739

accent

#7151D7

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #15323B

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

Preview Lab → · Contrast checker → · Palette generator →