#577D6B#577D6B

#577D6B is a mid, muted teal. Relative luminance 0.178; OKLCH L 55.6% C 0.051 H 163.7°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#577D6B
RGB	rgb(87, 125, 107)
HSL	hsl(152, 18%, 42%)
HSV	hsv(152, 30%, 49%)
CMYK	cmyk(30.4%, 0%, 14.4%, 51%)
CIE-LAB	lab(49.20, -17.48, 5.56)
CIE-LCH	lch(49.20, 18.35, 162.35°)
OKLab	oklab(55.57% -0.0492 0.0144)
OKLCH	oklch(55.57% 0.051 163.7)
XYZ	xyz(13.9171, 17.7544, 16.6007)
Luminance	0.1776 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D6B #7D5769

analogous

#577D58 #577D6B #577C7D

triadic

#577D6B #6B577D #7D6B57

tetradic

#577D6B #58577D #7D5769 #7C7D57

square

#577D6B #58577D #7D5769 #7C7D57

split-complementary

#577D6B #7D577C #7D5857

monochromatic

#25352D #3E594C #577D6B #739E8A #97B7A8

Accessibility & contrast

On white

4.61

#577D6B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#577D6B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577D6B

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D6B	#FFFFFF	#000000	##FFFFFF
##577D6B	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C786A

Deuteranopia (green-blind)

#75736C

Tritanopia (blue-blind)

#4F7D78

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577d6b;
/* rgb */ color: rgb(87, 125, 107);
/* oklch */ color: oklch(55.6% 0.051 163.7);

Tailwind

colors: {
  custom: {
    50: '#87a295',
    500: '#577d6b',
    950: '#000000',
  },
}

SCSS

$custom: #577d6b;
$custom-light: #87a295;
$custom-dark: #000000;

JSON

{
  "hex": "#577d6b",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 107
  },
  "hsl": {
    "h": 151.579,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.55569,
    "c": 0.05125,
    "h": 163.7
  },
  "luminance": 0.17755
}

Semantic roles & 50–950 ramp

primary

#577D6B

secondary

#A58B97

accent

#6D92BB

background

#F8FAF9

surface

#EFF3F1

border

#CACDCB

text

#0B0F0D

muted

#7C7F7E

Preview Lab

Preview with #577D6B

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

Preview Lab → · Contrast checker → · Palette generator →