#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
RGB	rgb(37, 90, 77)
HSL	hsl(165, 42%, 25%)
HSV	hsv(165, 59%, 35%)
CMYK	cmyk(58.9%, 0%, 14.4%, 64.7%)
CIE-LAB	lab(34.48, -21.21, 2.21)
CIE-LCH	lch(34.48, 21.33, 174.06°)
OKLab	oklab(42.75% -0.0605 0.0055)
OKLCH	oklch(42.75% 0.061 174.8)
XYZ	xyz(5.7581, 8.2409, 8.3070)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	teal

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
##255A4D	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

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 →