#255C64#255C64

#255C64 is a dark, muted teal. Relative luminance 0.090; OKLCH L 44.2% C 0.059 H 208.2°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#255C64
RGB	rgb(37, 92, 100)
HSL	hsl(188, 46%, 27%)
HSV	hsv(188, 63%, 39%)
CMYK	cmyk(63%, 8%, 0%, 60.8%)
CIE-LAB	lab(35.92, -15.32, -10.02)
CIE-LCH	lch(35.92, 18.31, 213.18°)
OKLab	oklab(44.17% -0.0517 -0.0277)
OKLCH	oklch(44.17% 0.059 208.2)
XYZ	xyz(6.8894, 8.9670, 13.4219)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255C64 #642D25

analogous

#25644D #255C64 #253D64

triadic

#255C64 #64255C #5C6425

tetradic

#255C64 #4D2564 #642D25 #3D6425

square

#255C64 #4D2564 #642D25 #3D6425

split-complementary

#255C64 #64253D #644D25

monochromatic

#081516 #143337 #255C64 #368591 #48ADBB

Accessibility & contrast

On white

7.52

#255C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#255C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255C64

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255C64	#FFFFFF	#000000	##FFFFFF
##255C64	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545965

Deuteranopia (green-blind)

#4B5164

Tritanopia (blue-blind)

#00605E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255c64;
/* rgb */ color: rgb(37, 92, 100);
/* oklch */ color: oklch(44.2% 0.059 208.2);

Tailwind

colors: {
  custom: {
    50: '#678a90',
    500: '#255c64',
    950: '#000000',
  },
}

SCSS

$custom: #255c64;
$custom-light: #678a90;
$custom-dark: #000000;

JSON

{
  "hex": "#255c64",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 100
  },
  "hsl": {
    "h": 187.619,
    "s": 45.985,
    "l": 26.863
  },
  "oklch": {
    "l": 0.44167,
    "c": 0.05864,
    "h": 208.2
  },
  "luminance": 0.08968
}

Semantic roles & 50–950 ramp

primary

#255C64

secondary

#97574E

accent

#6352D6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #255C64

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

Preview Lab → · Contrast checker → · Palette generator →