#257D71#257D71

#257D71 is a mid, moderate teal. Relative luminance 0.163; OKLCH L 53.5% C 0.084 H 182.1°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#257D71
RGB	rgb(37, 125, 113)
HSL	hsl(172, 54%, 32%)
HSV	hsv(172, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 9.6%, 51%)
CIE-LAB	lab(47.30, -28.64, -0.97)
CIE-LCH	lch(47.30, 28.65, 181.95°)
OKLab	oklab(53.53% -0.0836 -0.0031)
OKLCH	oklch(53.53% 0.084 182.1)
XYZ	xyz(11.0758, 16.2515, 18.1727)
Luminance	0.1625 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D71 #7D2531

analogous

#257D45 #257D71 #255D7D

triadic

#257D71 #71257D #7D7125

tetradic

#257D71 #45257D #7D2531 #5D7D25

square

#257D71 #45257D #7D2531 #5D7D25

split-complementary

#257D71 #7D255D #7D4525

monochromatic

#091F1C #174E46 #257D71 #33AC9C #51CBBB

Accessibility & contrast

On white

4.94

#257D71 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#257D71 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D71

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D71	#FFFFFF	#000000	##FFFFFF
##257D71	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#777671

Deuteranopia (green-blind)

#6B6C72

Tritanopia (blue-blind)

#007F79

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d71;
/* rgb */ color: rgb(37, 125, 113);
/* oklch */ color: oklch(53.5% 0.084 182.1);

Tailwind

colors: {
  custom: {
    50: '#6da399',
    500: '#257d71',
    950: '#000000',
  },
}

SCSS

$custom: #257d71;
$custom-light: #6da399;
$custom-dark: #000000;

JSON

{
  "hex": "#257d71",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 113
  },
  "hsl": {
    "h": 171.818,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53527,
    "c": 0.08365,
    "h": 182.1
  },
  "luminance": 0.16253
}

Semantic roles & 50–950 ramp

primary

#257D71

secondary

#AF4F5C

accent

#4A5EDE

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#080F0E

muted

#7A7F7E

Preview Lab

Preview with #257D71

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

Preview Lab → · Contrast checker → · Palette generator →