#257F83#257F83

#257F83 is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.7% C 0.082 H 199.4°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#257F83
RGB	rgb(37, 127, 131)
HSL	hsl(183, 56%, 33%)
HSV	hsv(183, 72%, 51%)
CMYK	cmyk(71.8%, 3.1%, 0%, 48.6%)
CIE-LAB	lab(48.52, -24.20, -9.79)
CIE-LCH	lch(48.52, 26.11, 202.03°)
OKLab	oklab(54.71% -0.0772 -0.0272)
OKLCH	oklch(54.71% 0.082 199.4)
XYZ	xyz(12.4472, 17.2093, 24.1340)
Luminance	0.1721 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257F83 #832925

analogous

#258358 #257F83 #255083

triadic

#257F83 #83257F #7F8325

tetradic

#257F83 #582583 #832925 #508325

square

#257F83 #582583 #832925 #508325

split-complementary

#257F83 #832550 #835825

monochromatic

#0A2224 #185153 #257F83 #32ADB3 #54C9CF

Accessibility & contrast

On white

4.73

#257F83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#257F83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257F83

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257F83	#FFFFFF	#000000	##FFFFFF
##257F83	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#767983

Deuteranopia (green-blind)

#686F83

Tritanopia (blue-blind)

#008480

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #257f83;
/* rgb */ color: rgb(37, 127, 131);
/* oklch */ color: oklch(54.7% 0.082 199.4);

Tailwind

colors: {
  custom: {
    50: '#6fa4a7',
    500: '#257f83',
    950: '#000000',
  },
}

SCSS

$custom: #257f83;
$custom-light: #6fa4a7;
$custom-dark: #000000;

JSON

{
  "hex": "#257f83",
  "rgb": {
    "r": 37,
    "g": 127,
    "b": 131
  },
  "hsl": {
    "h": 182.553,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.54707,
    "c": 0.08182,
    "h": 199.4
  },
  "luminance": 0.17211
}

Semantic roles & 50–950 ramp

primary

#257F83

secondary

#B35551

accent

#4F49DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257F83

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

Preview Lab → · Contrast checker → · Palette generator →