#257E75#257E75

#257E75 is a mid, moderate teal. Relative luminance 0.166; OKLCH L 53.9% C 0.083 H 185.3°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#257E75
RGB	rgb(37, 126, 117)
HSL	hsl(174, 55%, 32%)
HSV	hsv(174, 71%, 49%)
CMYK	cmyk(70.6%, 0%, 7.1%, 50.6%)
CIE-LAB	lab(47.75, -27.96, -2.68)
CIE-LCH	lch(47.75, 28.09, 185.48°)
OKLab	oklab(53.93% -0.0827 -0.0077)
OKLCH	oklch(53.93% 0.083 185.3)
XYZ	xyz(11.4332, 16.5981, 19.4274)
Luminance	0.1660 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E75 #7E252E

analogous

#257E49 #257E75 #255A7E

triadic

#257E75 #75257E #7E7525

tetradic

#257E75 #49257E #7E252E #5A7E25

square

#257E75 #49257E #7E252E #5A7E25

split-complementary

#257E75 #7E255A #7E4925

monochromatic

#091F1D #174F49 #257E75 #33ADA1 #51CCC0

Accessibility & contrast

On white

4.86

#257E75 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#257E75 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257E75

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E75	#FFFFFF	#000000	##FFFFFF
##257E75	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#777775

Deuteranopia (green-blind)

#6B6D76

Tritanopia (blue-blind)

#00817B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #257e75;
/* rgb */ color: rgb(37, 126, 117);
/* oklch */ color: oklch(53.9% 0.083 185.3);

Tailwind

colors: {
  custom: {
    50: '#6da49c',
    500: '#257e75',
    950: '#000000',
  },
}

SCSS

$custom: #257e75;
$custom-light: #6da49c;
$custom-dark: #000000;

JSON

{
  "hex": "#257e75",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 117
  },
  "hsl": {
    "h": 173.933,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.5393,
    "c": 0.08309,
    "h": 185.3
  },
  "luminance": 0.16599
}

Semantic roles & 50–950 ramp

primary

#257E75

secondary

#B04F59

accent

#4A59DE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #257E75

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

Preview Lab → · Contrast checker → · Palette generator →