#255E66#255E66

#255E66 is a dark, moderate teal. Relative luminance 0.094; OKLCH L 44.8% C 0.060 H 207.8°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#255E66
RGB	rgb(37, 94, 102)
HSL	hsl(187, 47%, 27%)
HSV	hsv(187, 64%, 40%)
CMYK	cmyk(63.7%, 7.8%, 0%, 60%)
CIE-LAB	lab(36.66, -15.80, -10.14)
CIE-LCH	lch(36.66, 18.77, 212.68°)
OKLab	oklab(44.79% -0.0532 -0.0281)
OKLCH	oklch(44.79% 0.06 207.8)
XYZ	xyz(7.1629, 9.3573, 13.9964)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255E66 #662D25

analogous

#25664E #255E66 #253D66

triadic

#255E66 #66255E #5E6625

tetradic

#255E66 #4E2566 #662D25 #3D6625

square

#255E66 #4E2566 #662D25 #3D6625

split-complementary

#255E66 #66253D #664E25

monochromatic

#081516 #153539 #255E66 #358793 #49AFBD

Accessibility & contrast

On white

7.31

#255E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#255E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255E66

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255E66	#FFFFFF	#000000	##FFFFFF
##255E66	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565A67

Deuteranopia (green-blind)

#4C5366

Tritanopia (blue-blind)

#006260

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #255e66;
/* rgb */ color: rgb(37, 94, 102);
/* oklch */ color: oklch(44.8% 0.060 207.8);

Tailwind

colors: {
  custom: {
    50: '#688c91',
    500: '#255e66',
    950: '#000000',
  },
}

SCSS

$custom: #255e66;
$custom-light: #688c91;
$custom-dark: #000000;

JSON

{
  "hex": "#255e66",
  "rgb": {
    "r": 37,
    "g": 94,
    "b": 102
  },
  "hsl": {
    "h": 187.385,
    "s": 46.763,
    "l": 27.255
  },
  "oklch": {
    "l": 0.44789,
    "c": 0.06012,
    "h": 207.8
  },
  "luminance": 0.09358
}

Semantic roles & 50–950 ramp

primary

#255E66

secondary

#99574E

accent

#6251D6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0C

muted

#7A7D7D

Preview Lab

Preview with #255E66

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

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