#153139#153139

#153139 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.5% C 0.037 H 218.8°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#153139
RGB	rgb(21, 49, 57)
HSL	hsl(193, 46%, 15%)
HSV	hsv(193, 63%, 22%)
CMYK	cmyk(63.2%, 14%, 0%, 77.6%)
CIE-LAB	lab(18.59, -7.78, -8.31)
CIE-LCH	lch(18.59, 11.38, 226.88°)
OKLab	oklab(29.51% -0.0286 -0.023)
OKLCH	oklch(29.51% 0.037 218.8)
XYZ	xyz(2.1458, 2.6513, 4.2688)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153139 #391D15

analogous

#15392F #153139 #151F39

triadic

#153139 #391531 #313915

tetradic

#153139 #2F1539 #391D15 #1F3915

square

#153139 #2F1539 #391D15 #1F3915

split-complementary

#153139 #39151F #392F15

monochromatic

#081316 #081316 #153139 #255766 #367E92

Accessibility & contrast

On white

13.72

#153139 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#153139 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153139

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153139	#FFFFFF	#000000	##FFFFFF
##153139	1.00	13.72	1.53	13.72
#FFFFFF	13.72	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3039

Deuteranopia (green-blind)

#272C39

Tritanopia (blue-blind)

#003433

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #153139;
/* rgb */ color: rgb(21, 49, 57);
/* oklch */ color: oklch(29.5% 0.037 218.8);

Tailwind

colors: {
  custom: {
    50: '#56696f',
    500: '#153139',
    950: '#000000',
  },
}

SCSS

$custom: #153139;
$custom-light: #56696f;
$custom-dark: #000000;

JSON

{
  "hex": "#153139",
  "rgb": {
    "r": 21,
    "g": 49,
    "b": 57
  },
  "hsl": {
    "h": 193.333,
    "s": 46.154,
    "l": 15.294
  },
  "oklch": {
    "l": 0.2951,
    "c": 0.03673,
    "h": 218.8
  },
  "luminance": 0.02651
}

Semantic roles & 50–950 ramp

primary

#153139

secondary

#704639

accent

#6F52D6

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #153139

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

Preview Lab → · Contrast checker → · Palette generator →