#153A4F#153A4F

#153A4F is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.2% C 0.056 H 236.8°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX#153A4F
RGBrgb(21, 58, 79)
HSLhsl(202, 58%, 20%)
HSVhsv(202, 73%, 31%)
CMYKcmyk(73.4%, 26.6%, 0%, 69%)
CIE-LABlab(22.83, -5.35, -16.65)
CIE-LCHlch(22.83, 17.49, 252.19°)
OKLaboklab(33.23% -0.0306 -0.0468)
OKLCHoklch(33.23% 0.056 236.8)
XYZxyz(3.2331, 3.7497, 7.9490)
Luminance0.0375 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#153A4F #4F2A15
analogous
#154F47 #153A4F #151D4F
triadic
#153A4F #4F153A #3A4F15
tetradic
#153A4F #47154F #4F2A15 #1D4F15
square
#153A4F #47154F #4F2A15 #1D4F15
split-complementary
#153A4F #4F151D #4F4715
monochromatic
#061218 #08171F #153A4F #225D7F #2F81B0

Accessibility & contrast

On white

12.00
#153A4F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.75
#153A4F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A4F
12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##153A4F#FFFFFF#000000##FFFFFF
##153A4F1.0012.001.7512.00
#FFFFFF12.001.0021.001.00
#0000001.7521.001.0021.00
##FFFFFF12.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#303A50
Deuteranopia (green-blind)
#28344F
Tritanopia (blue-blind)
#003F41
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #153a4f;
/* rgb */ color: rgb(21, 58, 79);
/* oklch */ color: oklch(33.2% 0.056 236.8);
Tailwind
colors: {
  custom: {
    50: '#5a7080',
    500: '#153a4f',
    950: '#000000',
  },
}
SCSS
$custom: #153a4f;
$custom-light: #5a7080;
$custom-dark: #000000;
JSON
{
  "hex": "#153a4f",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 79
  },
  "hsl": {
    "h": 201.724,
    "s": 58,
    "l": 19.608
  },
  "oklch": {
    "l": 0.33228,
    "c": 0.05591,
    "h": 236.8
  },
  "luminance": 0.0375
}

Semantic roles & 50–950 ramp

primary
#153A4F
secondary
#875539
accent
#7F47E1
background
#F5F6F7
surface
#E9ECEE
border
#C5C7C9
text
#04070A
muted
#797A7C

Preview Lab

Preview with #153A4F

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

Preview Lab → · Contrast checker → · Palette generator →

#153A4F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva