#257D6D#257D6D

#257D6D is a mid, moderate teal. Relative luminance 0.162; OKLCH L 53.4% C 0.086 H 178.1°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#257D6D
RGB	rgb(37, 125, 109)
HSL	hsl(169, 54%, 32%)
HSV	hsv(169, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 12.8%, 51%)
CIE-LAB	lab(47.19, -29.77, 1.22)
CIE-LCH	lch(47.19, 29.80, 177.65°)
OKLab	oklab(53.4% -0.0856 0.0028)
OKLCH	oklch(53.4% 0.086 178.1)
XYZ	xyz(10.8555, 16.1634, 17.0128)
Luminance	0.1616 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D6D #7D2535

analogous

#257D41 #257D6D #25617D

triadic

#257D6D #6D257D #7D6D25

tetradic

#257D6D #41257D #7D2535 #617D25

square

#257D6D #41257D #7D2535 #617D25

split-complementary

#257D6D #7D2561 #7D4125

monochromatic

#091F1B #174E44 #257D6D #33AC96 #51CBB5

Accessibility & contrast

On white

4.96

#257D6D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#257D6D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D6D

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D6D	#FFFFFF	#000000	##FFFFFF
##257D6D	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#78756C

Deuteranopia (green-blind)

#6B6C6E

Tritanopia (blue-blind)

#007F78

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d6d;
/* rgb */ color: rgb(37, 125, 109);
/* oklch */ color: oklch(53.4% 0.086 178.1);

Tailwind

colors: {
  custom: {
    50: '#6ca396',
    500: '#257d6d',
    950: '#000000',
  },
}

SCSS

$custom: #257d6d;
$custom-light: #6ca396;
$custom-dark: #000000;

JSON

{
  "hex": "#257d6d",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 109
  },
  "hsl": {
    "h": 169.091,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53396,
    "c": 0.08562,
    "h": 178.1
  },
  "luminance": 0.16165
}

Semantic roles & 50–950 ramp

primary

#257D6D

secondary

#AF4F60

accent

#4A65DE

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#080F0D

muted

#7A7F7E

Preview Lab

Preview with #257D6D

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

Preview Lab → · Contrast checker → · Palette generator →