#257570#257570

#257570 is a mid, moderate teal. Relative luminance 0.143; OKLCH L 51.4% C 0.076 H 189.1°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#257570
RGB	rgb(37, 117, 112)
HSL	hsl(176, 52%, 30%)
HSV	hsv(176, 68%, 46%)
CMYK	cmyk(68.4%, 0%, 4.3%, 54.1%)
CIE-LAB	lab(44.64, -24.96, -4.30)
CIE-LCH	lch(44.64, 25.32, 189.78°)
OKLab	oklab(51.35% -0.0751 -0.0121)
OKLCH	oklch(51.35% 0.076 189.1)
XYZ	xyz(10.0475, 14.2846, 17.5538)
Luminance	0.1429 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257570 #75252A

analogous

#257548 #257570 #255275

triadic

#257570 #702575 #757025

tetradic

#257570 #482575 #75252A #527525

square

#257570 #482575 #75252A #527525

split-complementary

#257570 #752552 #754825

monochromatic

#081817 #164743 #257570 #34A39D #4EC7BF

Accessibility & contrast

On white

5.44

#257570 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#257570 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257570

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257570	#FFFFFF	#000000	##FFFFFF
##257570	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6F70

Deuteranopia (green-blind)

#626671

Tritanopia (blue-blind)

#007873

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #257570;
/* rgb */ color: rgb(37, 117, 112);
/* oklch */ color: oklch(51.4% 0.076 189.1);

Tailwind

colors: {
  custom: {
    50: '#6b9d99',
    500: '#257570',
    950: '#000000',
  },
}

SCSS

$custom: #257570;
$custom-light: #6b9d99;
$custom-dark: #000000;

JSON

{
  "hex": "#257570",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 112
  },
  "hsl": {
    "h": 176.25,
    "s": 51.948,
    "l": 30.196
  },
  "oklch": {
    "l": 0.51351,
    "c": 0.07611,
    "h": 189.1
  },
  "luminance": 0.14286
}

Semantic roles & 50–950 ramp

primary

#257570

secondary

#A84E54

accent

#4C55DB

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070E0D

muted

#7A7E7E

Preview Lab

Preview with #257570

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

Preview Lab → · Contrast checker → · Palette generator →