#257D75#257D75

#257D75 is a mid, moderate teal. Relative luminance 0.163; OKLCH L 53.7% C 0.082 H 186.3°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#257D75
RGB	rgb(37, 125, 117)
HSL	hsl(175, 54%, 32%)
HSV	hsv(175, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 6.4%, 51%)
CIE-LAB	lab(47.42, -27.47, -3.16)
CIE-LCH	lch(47.42, 27.65, 186.57°)
OKLab	oklab(53.66% -0.0816 -0.009)
OKLCH	oklch(53.66% 0.082 186.3)
XYZ	xyz(11.3060, 16.3436, 19.3850)
Luminance	0.1635 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D75 #7D252D

analogous

#257D49 #257D75 #25597D

triadic

#257D75 #75257D #7D7525

tetradic

#257D75 #49257D #7D252D #597D25

square

#257D75 #49257D #7D252D #597D25

split-complementary

#257D75 #7D2559 #7D4925

monochromatic

#091F1D #174E49 #257D75 #33ACA1 #51CBC0

Accessibility & contrast

On white

4.92

#257D75 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#257D75 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D75

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D75	#FFFFFF	#000000	##FFFFFF
##257D75	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#767675

Deuteranopia (green-blind)

#6A6D76

Tritanopia (blue-blind)

#00807A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d75;
/* rgb */ color: rgb(37, 125, 117);
/* oklch */ color: oklch(53.7% 0.082 186.3);

Tailwind

colors: {
  custom: {
    50: '#6da39c',
    500: '#257d75',
    950: '#000000',
  },
}

SCSS

$custom: #257d75;
$custom-light: #6da39c;
$custom-dark: #000000;

JSON

{
  "hex": "#257d75",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 117
  },
  "hsl": {
    "h": 174.545,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53664,
    "c": 0.08212,
    "h": 186.3
  },
  "luminance": 0.16345
}

Semantic roles & 50–950 ramp

primary

#257D75

secondary

#AF4F57

accent

#4A58DE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #257D75

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

Preview Lab → · Contrast checker → · Palette generator →