#257D74#257D74

#257D74 is a mid, moderate teal. Relative luminance 0.163; OKLCH L 53.6% C 0.082 H 185.2°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#257D74
RGB	rgb(37, 125, 116)
HSL	hsl(174, 54%, 32%)
HSV	hsv(174, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 7.2%, 51%)
CIE-LAB	lab(47.39, -27.76, -2.62)
CIE-LCH	lch(47.39, 27.89, 185.38°)
OKLab	oklab(53.63% -0.0821 -0.0075)
OKLCH	oklch(53.63% 0.082 185.2)
XYZ	xyz(11.2475, 16.3202, 19.0770)
Luminance	0.1632 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D74 #7D252E

analogous

#257D48 #257D74 #255A7D

triadic

#257D74 #74257D #7D7425

tetradic

#257D74 #48257D #7D252E #5A7D25

square

#257D74 #48257D #7D252E #5A7D25

split-complementary

#257D74 #7D255A #7D4825

monochromatic

#091F1C #174E48 #257D74 #33ACA0 #51CBBF

Accessibility & contrast

On white

4.92

#257D74 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#257D74 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D74

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D74	#FFFFFF	#000000	##FFFFFF
##257D74	1.00	4.92	4.26	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#777674

Deuteranopia (green-blind)

#6A6C75

Tritanopia (blue-blind)

#00807A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d74;
/* rgb */ color: rgb(37, 125, 116);
/* oklch */ color: oklch(53.6% 0.082 185.2);

Tailwind

colors: {
  custom: {
    50: '#6da39c',
    500: '#257d74',
    950: '#000000',
  },
}

SCSS

$custom: #257d74;
$custom-light: #6da39c;
$custom-dark: #000000;

JSON

{
  "hex": "#257d74",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 116
  },
  "hsl": {
    "h": 173.864,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53629,
    "c": 0.08246,
    "h": 185.2
  },
  "luminance": 0.16322
}

Semantic roles & 50–950 ramp

primary

#257D74

secondary

#AF4F59

accent

#4A59DE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #257D74

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

Preview Lab → · Contrast checker → · Palette generator →