#577D74#577D74

#577D74 is a mid, muted teal. Relative luminance 0.180; OKLCH L 55.8% C 0.045 H 178.2°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#577D74
RGB	rgb(87, 125, 116)
HSL	hsl(166, 18%, 42%)
HSV	hsv(166, 30%, 49%)
CMYK	cmyk(30.4%, 0%, 7.2%, 51%)
CIE-LAB	lab(49.44, -15.42, 0.62)
CIE-LCH	lch(49.44, 15.44, 177.68°)
OKLab	oklab(55.84% -0.045 0.0014)
OKLCH	oklch(55.84% 0.045 178.2)
XYZ	xyz(14.4154, 17.9537, 19.2255)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D74 #7D5760

analogous

#577D61 #577D74 #57737D

triadic

#577D74 #74577D #7D7457

tetradic

#577D74 #61577D #7D5760 #737D57

square

#577D74 #61577D #7D5760 #737D57

split-complementary

#577D74 #7D5773 #7D6157

monochromatic

#253531 #3E5953 #577D74 #739E94 #97B7AF

Accessibility & contrast

On white

4.57

#577D74 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#577D74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577D74

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D74	#FFFFFF	#000000	##000000
##577D74	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7874

Deuteranopia (green-blind)

#737375

Tritanopia (blue-blind)

#4C7E7A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #577d74;
/* rgb */ color: rgb(87, 125, 116);
/* oklch */ color: oklch(55.8% 0.045 178.2);

Tailwind

colors: {
  custom: {
    50: '#87a29c',
    500: '#577d74',
    950: '#000000',
  },
}

SCSS

$custom: #577d74;
$custom-light: #87a29c;
$custom-dark: #000000;

JSON

{
  "hex": "#577d74",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 116
  },
  "hsl": {
    "h": 165.789,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.55844,
    "c": 0.04502,
    "h": 178.2
  },
  "luminance": 0.17954
}

Semantic roles & 50–950 ramp

primary

#577D74

secondary

#A58B91

accent

#6D80BB

background

#F8FAF9

surface

#F0F3F2

border

#CBCDCC

text

#0B0F0E

muted

#7C7F7E

Preview Lab

Preview with #577D74

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

Preview Lab → · Contrast checker → · Palette generator →