#257E73#257E73

#257E73 is a mid, moderate teal. Relative luminance 0.166; OKLCH L 53.9% C 0.084 H 183.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#257E73
RGB	rgb(37, 126, 115)
HSL	hsl(173, 55%, 32%)
HSV	hsv(173, 71%, 49%)
CMYK	cmyk(70.6%, 0%, 8.7%, 50.6%)
CIE-LAB	lab(47.69, -28.55, -1.59)
CIE-LCH	lch(47.69, 28.59, 183.18°)
OKLab	oklab(53.86% -0.0837 -0.0047)
OKLCH	oklch(53.86% 0.084 183.2)
XYZ	xyz(11.3168, 16.5515, 18.8147)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E73 #7E2530

analogous

#257E47 #257E73 #255D7E

triadic

#257E73 #73257E #7E7325

tetradic

#257E73 #47257E #7E2530 #5D7E25

square

#257E73 #47257E #7E2530 #5D7E25

split-complementary

#257E73 #7E255D #7E4725

monochromatic

#091F1D #174F48 #257E73 #33AD9E #51CCBD

Accessibility & contrast

On white

4.87

#257E73 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#257E73 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257E73

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E73	#FFFFFF	#000000	##FFFFFF
##257E73	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#787773

Deuteranopia (green-blind)

#6B6D74

Tritanopia (blue-blind)

#00817B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #257e73;
/* rgb */ color: rgb(37, 126, 115);
/* oklch */ color: oklch(53.9% 0.084 183.2);

Tailwind

colors: {
  custom: {
    50: '#6da49b',
    500: '#257e73',
    950: '#000000',
  },
}

SCSS

$custom: #257e73;
$custom-light: #6da49b;
$custom-dark: #000000;

JSON

{
  "hex": "#257e73",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 115
  },
  "hsl": {
    "h": 172.584,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.53862,
    "c": 0.08384,
    "h": 183.2
  },
  "luminance": 0.16553
}

Semantic roles & 50–950 ramp

primary

#257E73

secondary

#B04F5B

accent

#4A5CDE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #257E73

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

Preview Lab → · Contrast checker → · Palette generator →