#257D57#257D57

#257D57 is a mid, moderate teal. Relative luminance 0.157; OKLCH L 52.8% C 0.103 H 160.7°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#257D57
RGB	rgb(37, 125, 87)
HSL	hsl(154, 54%, 32%)
HSV	hsv(154, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 30.4%, 51%)
CIE-LAB	lab(46.64, -35.42, 13.36)
CIE-LCH	lch(46.64, 37.86, 159.33°)
OKLab	oklab(52.77% -0.0967 0.034)
OKLCH	oklch(52.77% 0.103 160.7)
XYZ	xyz(9.8159, 15.7476, 11.5373)
Luminance	0.1575 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D57 #7D254B

analogous

#257D2B #257D57 #25777D

triadic

#257D57 #57257D #7D5725

tetradic

#257D57 #2B257D #7D254B #777D25

square

#257D57 #2B257D #7D254B #777D25

split-complementary

#257D57 #7D2577 #7D2B25

monochromatic

#091F15 #174E36 #257D57 #33AC78 #51CB97

Accessibility & contrast

On white

5.06

#257D57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#257D57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D57

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D57	#FFFFFF	#000000	##FFFFFF
##257D57	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7355

Deuteranopia (green-blind)

#706B59

Tritanopia (blue-blind)

#007D73

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #257d57;
/* rgb */ color: rgb(37, 125, 87);
/* oklch */ color: oklch(52.8% 0.103 160.7);

Tailwind

colors: {
  custom: {
    50: '#6ca386',
    500: '#257d57',
    950: '#000000',
  },
}

SCSS

$custom: #257d57;
$custom-light: #6ca386;
$custom-dark: #000000;

JSON

{
  "hex": "#257d57",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 87
  },
  "hsl": {
    "h": 154.091,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52768,
    "c": 0.10251,
    "h": 160.7
  },
  "luminance": 0.15749
}

Semantic roles & 50–950 ramp

primary

#257D57

secondary

#AF4F78

accent

#4A8ADE

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#070F0B

muted

#7A7F7C

Preview Lab

Preview with #257D57

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

Preview Lab → · Contrast checker → · Palette generator →