#255B65#255B65

#255B65 is a dark, muted teal. Relative luminance 0.088; OKLCH L 43.9% C 0.059 H 211.6°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#255B65
RGB	rgb(37, 91, 101)
HSL	hsl(189, 46%, 27%)
HSV	hsv(189, 63%, 40%)
CMYK	cmyk(63.4%, 9.9%, 0%, 60.4%)
CIE-LAB	lab(35.62, -14.42, -11.09)
CIE-LCH	lch(35.62, 18.19, 217.55°)
OKLab	oklab(43.94% -0.05 -0.0307)
OKLCH	oklch(43.94% 0.059 211.6)
XYZ	xyz(6.8520, 8.8144, 13.6496)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255B65 #652F25

analogous

#25654F #255B65 #253B65

triadic

#255B65 #65255B #5B6525

tetradic

#255B65 #4F2565 #652F25 #3B6525

square

#255B65 #4F2565 #652F25 #3B6525

split-complementary

#255B65 #65253B #654F25

monochromatic

#081416 #153338 #255B65 #358392 #48AABC

Accessibility & contrast

On white

7.60

#255B65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#255B65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255B65

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255B65	#FFFFFF	#000000	##FFFFFF
##255B65	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535866

Deuteranopia (green-blind)

#495165

Tritanopia (blue-blind)

#005F5E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255b65;
/* rgb */ color: rgb(37, 91, 101);
/* oklch */ color: oklch(43.9% 0.059 211.6);

Tailwind

colors: {
  custom: {
    50: '#678990',
    500: '#255b65',
    950: '#000000',
  },
}

SCSS

$custom: #255b65;
$custom-light: #678990;
$custom-dark: #000000;

JSON

{
  "hex": "#255b65",
  "rgb": {
    "r": 37,
    "g": 91,
    "b": 101
  },
  "hsl": {
    "h": 189.375,
    "s": 46.377,
    "l": 27.059
  },
  "oklch": {
    "l": 0.43942,
    "c": 0.05869,
    "h": 211.6
  },
  "luminance": 0.08815
}

Semantic roles & 50–950 ramp

primary

#255B65

secondary

#98594E

accent

#6652D6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #255B65

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

Preview Lab → · Contrast checker → · Palette generator →