#257F85#257F85

#257F85 is a mid, moderate teal. Relative luminance 0.173; OKLCH L 54.8% C 0.082 H 201.6°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#257F85
RGB	rgb(37, 127, 133)
HSL	hsl(184, 56%, 33%)
HSV	hsv(184, 72%, 52%)
CMYK	cmyk(72.2%, 4.5%, 0%, 47.8%)
CIE-LAB	lab(48.59, -23.57, -10.87)
CIE-LCH	lch(48.59, 25.96, 204.75°)
OKLab	oklab(54.79% -0.0763 -0.0302)
OKLCH	oklch(54.79% 0.082 201.6)
XYZ	xyz(12.5841, 17.2640, 24.8548)
Luminance	0.1727 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257F85 #852B25

analogous

#25855B #257F85 #254F85

triadic

#257F85 #85257F #7F8525

tetradic

#257F85 #5B2585 #852B25 #4F8525

square

#257F85 #5B2585 #852B25 #4F8525

split-complementary

#257F85 #85254F #855B25

monochromatic

#0A2425 #185155 #257F85 #32ADB5 #55C8D0

Accessibility & contrast

On white

4.72

#257F85 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#257F85 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257F85

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257F85	#FFFFFF	#000000	##FFFFFF
##257F85	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#757985

Deuteranopia (green-blind)

#676F85

Tritanopia (blue-blind)

#008481

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #257f85;
/* rgb */ color: rgb(37, 127, 133);
/* oklch */ color: oklch(54.8% 0.082 201.6);

Tailwind

colors: {
  custom: {
    50: '#6fa4a8',
    500: '#257f85',
    950: '#000000',
  },
}

SCSS

$custom: #257f85;
$custom-light: #6fa4a8;
$custom-dark: #000000;

JSON

{
  "hex": "#257f85",
  "rgb": {
    "r": 37,
    "g": 127,
    "b": 133
  },
  "hsl": {
    "h": 183.75,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.54785,
    "c": 0.08202,
    "h": 201.6
  },
  "luminance": 0.17266
}

Semantic roles & 50–950 ramp

primary

#257F85

secondary

#B45852

accent

#5248E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257F85

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

Preview Lab → · Contrast checker → · Palette generator →