#257D84#257D84

#257D84 is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.2% C 0.081 H 202.8°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#257D84
RGB	rgb(37, 125, 132)
HSL	hsl(184, 56%, 33%)
HSV	hsv(184, 72%, 52%)
CMYK	cmyk(72%, 5.3%, 0%, 48.2%)
CIE-LAB	lab(47.91, -22.85, -11.30)
CIE-LCH	lch(47.91, 25.49, 206.31°)
OKLab	oklab(54.22% -0.0746 -0.0314)
OKLCH	oklch(54.22% 0.081 202.8)
XYZ	xyz(12.2596, 16.7251, 24.4075)
Luminance	0.1673 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D84 #842C25

analogous

#25845B #257D84 #254D84

triadic

#257D84 #84257D #7D8425

tetradic

#257D84 #5B2584 #842C25 #4D8425

square

#257D84 #5B2584 #842C25 #4D8425

split-complementary

#257D84 #84254D #845B25

monochromatic

#0A2224 #185054 #257D84 #32AAB4 #54C6CF

Accessibility & contrast

On white

4.83

#257D84 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#257D84 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D84

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D84	#FFFFFF	#000000	##FFFFFF
##257D84	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)

#737885

Deuteranopia (green-blind)

#656D84

Tritanopia (blue-blind)

#00827F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #257d84;
/* rgb */ color: rgb(37, 125, 132);
/* oklch */ color: oklch(54.2% 0.081 202.8);

Tailwind

colors: {
  custom: {
    50: '#6fa3a7',
    500: '#257d84',
    950: '#000000',
  },
}

SCSS

$custom: #257d84;
$custom-light: #6fa3a7;
$custom-dark: #000000;

JSON

{
  "hex": "#257d84",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 132
  },
  "hsl": {
    "h": 184.421,
    "s": 56.213,
    "l": 33.137
  },
  "oklch": {
    "l": 0.54224,
    "c": 0.0809,
    "h": 202.8
  },
  "luminance": 0.16726
}

Semantic roles & 50–950 ramp

primary

#257D84

secondary

#B35951

accent

#5348E0

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257D84

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

Preview Lab → · Contrast checker → · Palette generator →