#257E71#257E71

#257E71 is a mid, moderate teal. Relative luminance 0.165; OKLCH L 53.8% C 0.085 H 181.2°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#257E71
RGB	rgb(37, 126, 113)
HSL	hsl(171, 55%, 32%)
HSV	hsv(171, 71%, 49%)
CMYK	cmyk(70.6%, 0%, 10.3%, 50.6%)
CIE-LAB	lab(47.63, -29.12, -0.49)
CIE-LCH	lch(47.63, 29.13, 180.97°)
OKLab	oklab(53.8% -0.0847 -0.0018)
OKLCH	oklch(53.8% 0.085 181.2)
XYZ	xyz(11.2030, 16.5060, 18.2151)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E71 #7E2532

analogous

#257E45 #257E71 #255F7E

triadic

#257E71 #71257E #7E7125

tetradic

#257E71 #45257E #7E2532 #5F7E25

square

#257E71 #45257E #7E2532 #5F7E25

split-complementary

#257E71 #7E255F #7E4525

monochromatic

#091F1C #174F47 #257E71 #33AD9B #51CCBA

Accessibility & contrast

On white

4.88

#257E71 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#257E71 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257E71

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E71	#FFFFFF	#000000	##FFFFFF
##257E71	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#787671

Deuteranopia (green-blind)

#6C6D72

Tritanopia (blue-blind)

#00807A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #257e71;
/* rgb */ color: rgb(37, 126, 113);
/* oklch */ color: oklch(53.8% 0.085 181.2);

Tailwind

colors: {
  custom: {
    50: '#6da499',
    500: '#257e71',
    950: '#000000',
  },
}

SCSS

$custom: #257e71;
$custom-light: #6da499;
$custom-dark: #000000;

JSON

{
  "hex": "#257e71",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 113
  },
  "hsl": {
    "h": 171.236,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.53795,
    "c": 0.08471,
    "h": 181.2
  },
  "luminance": 0.16507
}

Semantic roles & 50–950 ramp

primary

#257E71

secondary

#B04F5D

accent

#4A5FDE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #257E71

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

Preview Lab → · Contrast checker → · Palette generator →