#257578#257578

#257578 is a mid, moderate teal. Relative luminance 0.145; OKLCH L 51.7% C 0.075 H 198.7°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#257578
RGB	rgb(37, 117, 120)
HSL	hsl(182, 53%, 31%)
HSV	hsv(182, 69%, 47%)
CMYK	cmyk(69.2%, 2.5%, 0%, 52.9%)
CIE-LAB	lab(44.90, -22.49, -8.70)
CIE-LCH	lch(44.90, 24.11, 201.14°)
OKLab	oklab(51.65% -0.0713 -0.0241)
OKLCH	oklch(51.65% 0.075 198.7)
XYZ	xyz(10.5129, 14.4708, 20.0047)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257578 #782825

analogous

#257851 #257578 #254B78

triadic

#257578 #782575 #757825

tetradic

#257578 #512578 #782825 #4B7825

square

#257578 #512578 #782825 #4B7825

split-complementary

#257578 #78254B #785125

monochromatic

#081A1A #174749 #257578 #33A3A7 #4FC4C9

Accessibility & contrast

On white

5.39

#257578 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#257578 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257578

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257578	#FFFFFF	#000000	##FFFFFF
##257578	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7078

Deuteranopia (green-blind)

#606678

Tritanopia (blue-blind)

#007976

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #257578;
/* rgb */ color: rgb(37, 117, 120);
/* oklch */ color: oklch(51.7% 0.075 198.7);

Tailwind

colors: {
  custom: {
    50: '#6c9d9e',
    500: '#257578',
    950: '#000000',
  },
}

SCSS

$custom: #257578;
$custom-light: #6c9d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#257578",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 120
  },
  "hsl": {
    "h": 182.169,
    "s": 52.866,
    "l": 30.784
  },
  "oklch": {
    "l": 0.51651,
    "c": 0.07531,
    "h": 198.7
  },
  "luminance": 0.14472
}

Semantic roles & 50–950 ramp

primary

#257578

secondary

#AA524E

accent

#514CDC

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#080E0E

muted

#7A7E7E

Preview Lab

Preview with #257578

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

Preview Lab → · Contrast checker → · Palette generator →