#257C7F#257C7F

#257C7F is a mid, moderate teal. Relative luminance 0.163; OKLCH L 53.8% C 0.080 H 198.4°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#257C7F
RGB	rgb(37, 124, 127)
HSL	hsl(182, 55%, 32%)
HSV	hsv(182, 71%, 50%)
CMYK	cmyk(70.9%, 2.4%, 0%, 50.2%)
CIE-LAB	lab(47.42, -23.92, -9.09)
CIE-LCH	lch(47.42, 25.59, 200.80°)
OKLab	oklab(53.77% -0.0758 -0.0252)
OKLCH	oklch(53.77% 0.08 198.4)
XYZ	xyz(11.7997, 16.3396, 22.6065)
Luminance	0.1634 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257C7F #7F2825

analogous

#257F55 #257C7F #254F7F

triadic

#257C7F #7F257C #7C7F25

tetradic

#257C7F #55257F #7F2825 #4F7F25

square

#257C7F #55257F #7F2825 #4F7F25

split-complementary

#257C7F #7F254F #7F5525

monochromatic

#091F20 #174E50 #257C7F #33AAAE #52C8CD

Accessibility & contrast

On white

4.92

#257C7F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#257C7F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257C7F

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257C7F	#FFFFFF	#000000	##FFFFFF
##257C7F	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#73767F

Deuteranopia (green-blind)

#666C80

Tritanopia (blue-blind)

#00807D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257c7f;
/* rgb */ color: rgb(37, 124, 127);
/* oklch */ color: oklch(53.8% 0.080 198.4);

Tailwind

colors: {
  custom: {
    50: '#6ea2a4',
    500: '#257c7f',
    950: '#000000',
  },
}

SCSS

$custom: #257c7f;
$custom-light: #6ea2a4;
$custom-dark: #000000;

JSON

{
  "hex": "#257c7f",
  "rgb": {
    "r": 37,
    "g": 124,
    "b": 127
  },
  "hsl": {
    "h": 182,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.53766,
    "c": 0.07987,
    "h": 198.4
  },
  "luminance": 0.16341
}

Semantic roles & 50–950 ramp

primary

#257C7F

secondary

#B1524F

accent

#4F4ADE

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257C7F

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

Preview Lab → · Contrast checker → · Palette generator →