#257657#257657

#257657 is a mid, moderate teal. Relative luminance 0.140; OKLCH L 50.8% C 0.093 H 163.8°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#257657
RGB	rgb(37, 118, 87)
HSL	hsl(157, 52%, 30%)
HSV	hsv(157, 69%, 46%)
CMYK	cmyk(68.6%, 0%, 26.3%, 53.7%)
CIE-LAB	lab(44.29, -32.29, 10.09)
CIE-LCH	lch(44.29, 33.83, 162.65°)
OKLab	oklab(50.84% -0.0889 0.0258)
OKLCH	oklch(50.84% 0.093 163.8)
XYZ	xyz(8.9608, 14.0373, 11.2522)
Luminance	0.1404 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257657 #762544

analogous

#25762E #257657 #256C76

triadic

#257657 #572576 #765725

tetradic

#257657 #2E2576 #762544 #6C7625

square

#257657 #2E2576 #762544 #6C7625

split-complementary

#257657 #76256C #762E25

monochromatic

#081912 #164735 #257657 #34A579 #4EC799

Accessibility & contrast

On white

5.52

#257657 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#257657 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257657

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257657	#FFFFFF	#000000	##FFFFFF
##257657	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#746D55

Deuteranopia (green-blind)

#696659

Tritanopia (blue-blind)

#00766D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #257657;
/* rgb */ color: rgb(37, 118, 87);
/* oklch */ color: oklch(50.8% 0.093 163.8);

Tailwind

colors: {
  custom: {
    50: '#6a9e86',
    500: '#257657',
    950: '#000000',
  },
}

SCSS

$custom: #257657;
$custom-light: #6a9e86;
$custom-dark: #000000;

JSON

{
  "hex": "#257657",
  "rgb": {
    "r": 37,
    "g": 118,
    "b": 87
  },
  "hsl": {
    "h": 157.037,
    "s": 52.258,
    "l": 30.392
  },
  "oklch": {
    "l": 0.50837,
    "c": 0.09256,
    "h": 163.8
  },
  "luminance": 0.14038
}

Semantic roles & 50–950 ramp

primary

#257657

secondary

#A94E71

accent

#4C83DC

background

#F6F9F8

surface

#ECF2EF

border

#C7CCCA

text

#070E0B

muted

#7A7E7C

Preview Lab

Preview with #257657

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

Preview Lab → · Contrast checker → · Palette generator →