#257D80#257D80

#257D80 is a mid, moderate teal. Relative luminance 0.166; OKLCH L 54.1% C 0.081 H 198.4°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#257D80
RGB	rgb(37, 125, 128)
HSL	hsl(182, 55%, 32%)
HSV	hsv(182, 71%, 50%)
CMYK	cmyk(71.1%, 2.3%, 0%, 49.8%)
CIE-LAB	lab(47.77, -24.12, -9.14)
CIE-LCH	lch(47.77, 25.80, 200.76°)
OKLab	oklab(54.07% -0.0764 -0.0254)
OKLCH	oklch(54.07% 0.081 198.4)
XYZ	xyz(11.9911, 16.6177, 22.9935)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D80 #802825

analogous

#258056 #257D80 #255080

triadic

#257D80 #80257D #7D8025

tetradic

#257D80 #562580 #802825 #508025

square

#257D80 #562580 #802825 #508025

split-complementary

#257D80 #802550 #805625

monochromatic

#0A2021 #174F51 #257D80 #33ABAF #52C9CD

Accessibility & contrast

On white

4.86

#257D80 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#257D80 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D80

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D80	#FFFFFF	#000000	##FFFFFF
##257D80	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)

#747780

Deuteranopia (green-blind)

#666D81

Tritanopia (blue-blind)

#00817E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #257d80;
/* rgb */ color: rgb(37, 125, 128);
/* oklch */ color: oklch(54.1% 0.081 198.4);

Tailwind

colors: {
  custom: {
    50: '#6ea3a4',
    500: '#257d80',
    950: '#000000',
  },
}

SCSS

$custom: #257d80;
$custom-light: #6ea3a4;
$custom-dark: #000000;

JSON

{
  "hex": "#257d80",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 128
  },
  "hsl": {
    "h": 181.978,
    "s": 55.152,
    "l": 32.353
  },
  "oklch": {
    "l": 0.54067,
    "c": 0.08051,
    "h": 198.4
  },
  "luminance": 0.16619
}

Semantic roles & 50–950 ramp

primary

#257D80

secondary

#B15350

accent

#4E49DE

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257D80

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

Preview Lab → · Contrast checker → · Palette generator →