#257566#257566

#257566 is a mid, moderate teal. Relative luminance 0.141; OKLCH L 51.0% C 0.080 H 178.0°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#257566
RGB	rgb(37, 117, 102)
HSL	hsl(169, 52%, 30%)
HSV	hsv(169, 68%, 46%)
CMYK	cmyk(68.4%, 0%, 12.8%, 54.1%)
CIE-LAB	lab(44.34, -27.87, 1.24)
CIE-LCH	lch(44.34, 27.89, 177.45°)
OKLab	oklab(51.01% -0.0801 0.0029)
OKLCH	oklch(51.01% 0.08 178)
XYZ	xyz(9.5214, 14.0742, 14.7826)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257566 #752534

analogous

#25753E #257566 #255C75

triadic

#257566 #662575 #756625

tetradic

#257566 #3E2575 #752534 #5C7525

square

#257566 #3E2575 #752534 #5C7525

split-complementary

#257566 #75255C #753E25

monochromatic

#081815 #16473D #257566 #34A38F #4EC7B0

Accessibility & contrast

On white

5.50

#257566 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#257566 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257566

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257566	#FFFFFF	#000000	##FFFFFF
##257566	1.00	5.50	3.81	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706E65

Deuteranopia (green-blind)

#656567

Tritanopia (blue-blind)

#007770

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #257566;
/* rgb */ color: rgb(37, 117, 102);
/* oklch */ color: oklch(51.0% 0.080 178.0);

Tailwind

colors: {
  custom: {
    50: '#6b9d91',
    500: '#257566',
    950: '#000000',
  },
}

SCSS

$custom: #257566;
$custom-light: #6b9d91;
$custom-dark: #000000;

JSON

{
  "hex": "#257566",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 102
  },
  "hsl": {
    "h": 168.75,
    "s": 51.948,
    "l": 30.196
  },
  "oklch": {
    "l": 0.51008,
    "c": 0.08015,
    "h": 178
  },
  "luminance": 0.14075
}

Semantic roles & 50–950 ramp

primary

#257566

secondary

#A84E5F

accent

#4C67DB

background

#F6F9F8

surface

#ECF2F0

border

#C7CCCB

text

#070E0C

muted

#7A7E7D

Preview Lab

Preview with #257566

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

Preview Lab → · Contrast checker → · Palette generator →