#153238#153238

#153238 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.8% C 0.036 H 212.9°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#153238
RGB	rgb(21, 50, 56)
HSL	hsl(190, 45%, 15%)
HSV	hsv(190, 63%, 22%)
CMYK	cmyk(62.5%, 10.7%, 0%, 78%)
CIE-LAB	lab(18.91, -8.78, -7.13)
CIE-LCH	lch(18.91, 11.31, 219.08°)
OKLab	oklab(29.75% -0.0305 -0.0197)
OKLCH	oklch(29.75% 0.036 212.9)
XYZ	xyz(2.1634, 2.7260, 4.1528)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153238 #381B15

analogous

#15382D #153238 #152038

triadic

#153238 #381532 #323815

tetradic

#153238 #2D1538 #381B15 #203815

square

#153238 #2D1538 #381B15 #203815

split-complementary

#153238 #381520 #382D15

monochromatic

#081416 #081416 #153238 #265A65 #368191

Accessibility & contrast

On white

13.59

#153238 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#153238 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153238

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153238	#FFFFFF	#000000	##FFFFFF
##153238	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3038

Deuteranopia (green-blind)

#282C38

Tritanopia (blue-blind)

#003434

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #153238;
/* rgb */ color: rgb(21, 50, 56);
/* oklch */ color: oklch(29.8% 0.036 212.9);

Tailwind

colors: {
  custom: {
    50: '#566a6e',
    500: '#153238',
    950: '#000000',
  },
}

SCSS

$custom: #153238;
$custom-light: #566a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#153238",
  "rgb": {
    "r": 21,
    "g": 50,
    "b": 56
  },
  "hsl": {
    "h": 190.286,
    "s": 45.455,
    "l": 15.098
  },
  "oklch": {
    "l": 0.29754,
    "c": 0.03633,
    "h": 212.9
  },
  "luminance": 0.02726
}

Semantic roles & 50–950 ramp

primary

#153238

secondary

#6F433A

accent

#6953D5

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030607

muted

#787A7A

Preview Lab

Preview with #153238

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

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