#257D6E#257D6E

#257D6E is a mid, moderate teal. Relative luminance 0.162; OKLCH L 53.4% C 0.085 H 179.1°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#257D6E
RGB	rgb(37, 125, 110)
HSL	hsl(170, 54%, 32%)
HSV	hsv(170, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 12%, 51%)
CIE-LAB	lab(47.22, -29.49, 0.67)
CIE-LCH	lch(47.22, 29.50, 178.69°)
OKLab	oklab(53.43% -0.0851 0.0013)
OKLCH	oklch(53.43% 0.085 179.1)
XYZ	xyz(10.9097, 16.1851, 17.2979)
Luminance	0.1619 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D6E #7D2534

analogous

#257D42 #257D6E #25607D

triadic

#257D6E #6E257D #7D6E25

tetradic

#257D6E #42257D #7D2534 #607D25

square

#257D6E #42257D #7D2534 #607D25

split-complementary

#257D6E #7D2560 #7D4225

monochromatic

#091F1B #174E44 #257D6E #33AC98 #51CBB7

Accessibility & contrast

On white

4.96

#257D6E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#257D6E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D6E

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D6E	#FFFFFF	#000000	##FFFFFF
##257D6E	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#78756D

Deuteranopia (green-blind)

#6B6C6F

Tritanopia (blue-blind)

#007F78

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d6e;
/* rgb */ color: rgb(37, 125, 110);
/* oklch */ color: oklch(53.4% 0.085 179.1);

Tailwind

colors: {
  custom: {
    50: '#6da397',
    500: '#257d6e',
    950: '#000000',
  },
}

SCSS

$custom: #257d6e;
$custom-light: #6da397;
$custom-dark: #000000;

JSON

{
  "hex": "#257d6e",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 110
  },
  "hsl": {
    "h": 169.773,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53428,
    "c": 0.08509,
    "h": 179.1
  },
  "luminance": 0.16186
}

Semantic roles & 50–950 ramp

primary

#257D6E

secondary

#AF4F5F

accent

#4A63DE

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#080F0D

muted

#7A7F7E

Preview Lab

Preview with #257D6E

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

Preview Lab → · Contrast checker → · Palette generator →