#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
RGBrgb(21, 50, 56)
HSLhsl(190, 45%, 15%)
HSVhsv(190, 63%, 22%)
CMYKcmyk(62.5%, 10.7%, 0%, 78%)
CIE-LABlab(18.91, -8.78, -7.13)
CIE-LCHlch(18.91, 11.31, 219.08°)
OKLaboklab(29.75% -0.0305 -0.0197)
OKLCHoklch(29.75% 0.036 212.9)
XYZxyz(2.1634, 2.7260, 4.1528)
Luminance0.0273 (WCAG relative)
Temperaturecool
Familycyan

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
##1532381.0013.591.5513.59
#FFFFFF13.591.0021.001.00
#0000001.5521.001.0021.00
##FFFFFF13.591.0021.001.00

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.

Preview Lab → · Contrast checker → · Palette generator →

#153238 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva