#305D57#305D57

#305D57 is a dark, muted teal. Relative luminance 0.091; OKLCH L 44.4% C 0.051 H 184.5°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#305D57
RGB	rgb(48, 93, 87)
HSL	hsl(172, 32%, 28%)
HSV	hsv(172, 48%, 36%)
CMYK	cmyk(48.4%, 0%, 6.5%, 63.5%)
CIE-LAB	lab(36.26, -17.16, -1.37)
CIE-LCH	lch(36.26, 17.21, 184.57°)
OKLab	oklab(44.42% -0.0508 -0.004)
OKLCH	oklch(44.42% 0.051 184.5)
XYZ	xyz(6.8529, 9.1447, 10.4189)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305D57 #5D3036

analogous

#305D40 #305D57 #304C5D

triadic

#305D57 #57305D #5D5730

tetradic

#305D57 #40305D #5D3036 #4C5D30

square

#305D57 #40305D #5D3036 #4C5D30

split-complementary

#305D57 #5D304C #5D4030

monochromatic

#0A1413 #1B3531 #305D57 #45857D #5CABA1

Accessibility & contrast

On white

7.42

#305D57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#305D57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305D57

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305D57	#FFFFFF	#000000	##FFFFFF
##305D57	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595957

Deuteranopia (green-blind)

#525358

Tritanopia (blue-blind)

#1C5F5B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #305d57;
/* rgb */ color: rgb(48, 93, 87);
/* oklch */ color: oklch(44.4% 0.051 184.5);

Tailwind

colors: {
  custom: {
    50: '#6c8b86',
    500: '#305d57',
    950: '#000000',
  },
}

SCSS

$custom: #305d57;
$custom-light: #6c8b86;
$custom-dark: #000000;

JSON

{
  "hex": "#305d57",
  "rgb": {
    "r": 48,
    "g": 93,
    "b": 87
  },
  "hsl": {
    "h": 172,
    "s": 31.915,
    "l": 27.647
  },
  "oklch": {
    "l": 0.44419,
    "c": 0.05096,
    "h": 184.5
  },
  "luminance": 0.09145
}

Semantic roles & 50–950 ramp

primary

#305D57

secondary

#8E5A61

accent

#606EC8

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#070C0B

muted

#7A7D7C

Preview Lab

Preview with #305D57

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

Preview Lab → · Contrast checker → · Palette generator →