#257577#257577

#257577 is a mid, moderate teal. Relative luminance 0.144; OKLCH L 51.6% C 0.075 H 197.5°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#257577
RGB	rgb(37, 117, 119)
HSL	hsl(181, 53%, 31%)
HSV	hsv(181, 69%, 47%)
CMYK	cmyk(68.9%, 1.7%, 0%, 53.3%)
CIE-LAB	lab(44.87, -22.81, -8.15)
CIE-LCH	lch(44.87, 24.22, 199.67°)
OKLab	oklab(51.61% -0.0718 -0.0226)
OKLCH	oklch(51.61% 0.075 197.5)
XYZ	xyz(10.4525, 14.4466, 19.6868)
Luminance	0.1445 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257577 #772725

analogous

#257750 #257577 #254C77

triadic

#257577 #772575 #757725

tetradic

#257577 #502577 #772725 #4C7725

square

#257577 #502577 #772725 #4C7725

split-complementary

#257577 #77254C #775025

monochromatic

#08191A #164748 #257577 #34A3A6 #4EC5C8

Accessibility & contrast

On white

5.40

#257577 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#257577 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257577

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257577	#FFFFFF	#000000	##FFFFFF
##257577	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6F77

Deuteranopia (green-blind)

#606678

Tritanopia (blue-blind)

#007975

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #257577;
/* rgb */ color: rgb(37, 117, 119);
/* oklch */ color: oklch(51.6% 0.075 197.5);

Tailwind

colors: {
  custom: {
    50: '#6c9d9e',
    500: '#257577',
    950: '#000000',
  },
}

SCSS

$custom: #257577;
$custom-light: #6c9d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#257577",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 119
  },
  "hsl": {
    "h": 181.463,
    "s": 52.564,
    "l": 30.588
  },
  "oklch": {
    "l": 0.51612,
    "c": 0.07529,
    "h": 197.5
  },
  "luminance": 0.14448
}

Semantic roles & 50–950 ramp

primary

#257577

secondary

#A9514E

accent

#4F4CDC

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#080E0E

muted

#7A7E7E

Preview Lab

Preview with #257577

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

Preview Lab → · Contrast checker → · Palette generator →