#255A4D#255A4D

#255A4D is a dark, moderate teal. Relative luminance 0.082; OKLCH L 42.8% C 0.061 H 174.8°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX#255A4D
RGBrgb(37, 90, 77)
HSLhsl(165, 42%, 25%)
HSVhsv(165, 59%, 35%)
CMYKcmyk(58.9%, 0%, 14.4%, 64.7%)
CIE-LABlab(34.48, -21.21, 2.21)
CIE-LCHlch(34.48, 21.33, 174.06°)
OKLaboklab(42.75% -0.0605 0.0055)
OKLCHoklch(42.75% 0.061 174.8)
XYZxyz(5.7581, 8.2409, 8.3070)
Luminance0.0824 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#255A4D #5A2532
analogous
#255A33 #255A4D #254D5A
triadic
#255A4D #4D255A #5A4D25
tetradic
#255A4D #33255A #5A2532 #4D5A25
square
#255A4D #33255A #5A2532 #4D5A25
split-complementary
#255A4D #5A254D #5A3325
monochromatic
#091613 #132F28 #255A4D #378572 #49B197

Accessibility & contrast

On white

7.93
#255A4D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.65
#255A4D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255A4D
7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##255A4D#FFFFFF#000000##FFFFFF
##255A4D1.007.932.657.93
#FFFFFF7.931.0021.001.00
#0000002.6521.001.0021.00
##FFFFFF7.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#57554C
Deuteranopia (green-blind)
#4F4F4E
Tritanopia (blue-blind)
#075B56
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #255a4d;
/* rgb */ color: rgb(37, 90, 77);
/* oklch */ color: oklch(42.8% 0.061 174.8);
Tailwind
colors: {
  custom: {
    50: '#65897e',
    500: '#255a4d',
    950: '#000000',
  },
}
SCSS
$custom: #255a4d;
$custom-light: #65897e;
$custom-dark: #000000;
JSON
{
  "hex": "#255a4d",
  "rgb": {
    "r": 37,
    "g": 90,
    "b": 77
  },
  "hsl": {
    "h": 165.283,
    "s": 41.732,
    "l": 24.902
  },
  "oklch": {
    "l": 0.4275,
    "c": 0.0608,
    "h": 174.8
  },
  "luminance": 0.08241
}

Semantic roles & 50–950 ramp

primary
#255A4D
secondary
#8D4D5D
accent
#5674D2
background
#F6F8F7
surface
#EBF0EE
border
#C6CBC9
text
#060B0A
muted
#7A7C7C

Preview Lab

Preview with #255A4D

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

Preview Lab → · Contrast checker → · Palette generator →

#255A4D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva