#257F80#257F80

#257F80 is a mid, moderate teal. Relative luminance 0.171; OKLCH L 54.6% C 0.082 H 196.1°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#257F80
RGB	rgb(37, 127, 128)
HSL	hsl(181, 55%, 32%)
HSV	hsv(181, 71%, 50%)
CMYK	cmyk(71.1%, 0.8%, 0%, 49.8%)
CIE-LAB	lab(48.42, -25.14, -8.17)
CIE-LCH	lch(48.42, 26.44, 198.01°)
OKLab	oklab(54.59% -0.0786 -0.0227)
OKLCH	oklch(54.59% 0.082 196.1)
XYZ	xyz(12.2469, 17.1292, 23.0787)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257F80 #802625

analogous

#258053 #257F80 #255280

triadic

#257F80 #80257F #7F8025

tetradic

#257F80 #532580 #802625 #528025

square

#257F80 #532580 #802625 #528025

split-complementary

#257F80 #802552 #805325

monochromatic

#0A2121 #175051 #257F80 #33AEAF #52CCCD

Accessibility & contrast

On white

4.74

#257F80 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#257F80 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257F80

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257F80	#FFFFFF	#000000	##FFFFFF
##257F80	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#767980

Deuteranopia (green-blind)

#696F81

Tritanopia (blue-blind)

#00837F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #257f80;
/* rgb */ color: rgb(37, 127, 128);
/* oklch */ color: oklch(54.6% 0.082 196.1);

Tailwind

colors: {
  custom: {
    50: '#6ea4a4',
    500: '#257f80',
    950: '#000000',
  },
}

SCSS

$custom: #257f80;
$custom-light: #6ea4a4;
$custom-dark: #000000;

JSON

{
  "hex": "#257f80",
  "rgb": {
    "r": 37,
    "g": 127,
    "b": 128
  },
  "hsl": {
    "h": 180.659,
    "s": 55.152,
    "l": 32.353
  },
  "oklch": {
    "l": 0.54592,
    "c": 0.08178,
    "h": 196.1
  },
  "luminance": 0.17131
}

Semantic roles & 50–950 ramp

primary

#257F80

secondary

#B15150

accent

#4B49DE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257F80

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

Preview Lab → · Contrast checker → · Palette generator →