#257D85#257D85

#257D85 is a mid, moderate teal. Relative luminance 0.168; OKLCH L 54.3% C 0.081 H 203.9°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#257D85
RGB	rgb(37, 125, 133)
HSL	hsl(185, 56%, 33%)
HSV	hsv(185, 72%, 52%)
CMYK	cmyk(72.2%, 6%, 0%, 47.8%)
CIE-LAB	lab(47.95, -22.53, -11.84)
CIE-LCH	lch(47.95, 25.45, 207.72°)
OKLab	oklab(54.26% -0.0741 -0.0329)
OKLCH	oklch(54.26% 0.081 203.9)
XYZ	xyz(12.3284, 16.7526, 24.7696)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D85 #852D25

analogous

#25855D #257D85 #254D85

triadic

#257D85 #85257D #7D8525

tetradic

#257D85 #5D2585 #852D25 #4D8525

square

#257D85 #5D2585 #852D25 #4D8525

split-complementary

#257D85 #85254D #855D25

monochromatic

#0A2325 #185055 #257D85 #32AAB5 #55C5D0

Accessibility & contrast

On white

4.83

#257D85 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#257D85 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D85

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D85	#FFFFFF	#000000	##FFFFFF
##257D85	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737886

Deuteranopia (green-blind)

#656D85

Tritanopia (blue-blind)

#00827F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #257d85;
/* rgb */ color: rgb(37, 125, 133);
/* oklch */ color: oklch(54.3% 0.081 203.9);

Tailwind

colors: {
  custom: {
    50: '#6fa3a8',
    500: '#257d85',
    950: '#000000',
  },
}

SCSS

$custom: #257d85;
$custom-light: #6fa3a8;
$custom-dark: #000000;

JSON

{
  "hex": "#257d85",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 133
  },
  "hsl": {
    "h": 185,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.54264,
    "c": 0.08108,
    "h": 203.9
  },
  "luminance": 0.16754
}

Semantic roles & 50–950 ramp

primary

#257D85

secondary

#B45A52

accent

#5548E0

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257D85

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

Preview Lab → · Contrast checker → · Palette generator →