#257C85#257C85

#257C85 is a mid, moderate teal. Relative luminance 0.165; OKLCH L 54.0% C 0.081 H 205.1°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#257C85
RGB	rgb(37, 124, 133)
HSL	hsl(186, 56%, 33%)
HSV	hsv(186, 72%, 52%)
CMYK	cmyk(72.2%, 6.8%, 0%, 47.8%)
CIE-LAB	lab(47.62, -22.01, -12.32)
CIE-LCH	lch(47.62, 25.22, 209.25°)
OKLab	oklab(54% -0.073 -0.0342)
OKLCH	oklch(54% 0.081 205.1)
XYZ	xyz(12.2024, 16.5007, 24.7276)
Luminance	0.1650 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257C85 #852E25

analogous

#25855E #257C85 #254C85

triadic

#257C85 #85257C #7C8525

tetradic

#257C85 #5E2585 #852E25 #4C8525

square

#257C85 #5E2585 #852E25 #4C8525

split-complementary

#257C85 #85254C #855E25

monochromatic

#0A2325 #184F55 #257C85 #32A9B5 #55C4D0

Accessibility & contrast

On white

4.88

#257C85 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#257C85 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257C85

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257C85	#FFFFFF	#000000	##FFFFFF
##257C85	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727786

Deuteranopia (green-blind)

#646D85

Tritanopia (blue-blind)

#00817F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #257c85;
/* rgb */ color: rgb(37, 124, 133);
/* oklch */ color: oklch(54.0% 0.081 205.1);

Tailwind

colors: {
  custom: {
    50: '#6fa2a8',
    500: '#257c85',
    950: '#000000',
  },
}

SCSS

$custom: #257c85;
$custom-light: #6fa2a8;
$custom-dark: #000000;

JSON

{
  "hex": "#257c85",
  "rgb": {
    "r": 37,
    "g": 124,
    "b": 133
  },
  "hsl": {
    "h": 185.625,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.54003,
    "c": 0.08066,
    "h": 205.1
  },
  "luminance": 0.16502
}

Semantic roles & 50–950 ramp

primary

#257C85

secondary

#B45B52

accent

#5648E0

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257C85

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

Preview Lab → · Contrast checker → · Palette generator →