#577E7C#577E7C

#577E7C is a mid, muted teal. Relative luminance 0.184; OKLCH L 56.4% C 0.044 H 192.0°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#577E7C
RGB	rgb(87, 126, 124)
HSL	hsl(177, 18%, 42%)
HSV	hsv(177, 31%, 49%)
CMYK	cmyk(31%, 0%, 1.6%, 50.6%)
CIE-LAB	lab(49.98, -14.03, -3.29)
CIE-LCH	lch(49.98, 14.41, 193.19°)
OKLab	oklab(56.35% -0.0428 -0.0091)
OKLCH	oklch(56.35% 0.044 192)
XYZ	xyz(15.0282, 18.4024, 21.8250)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E7C #7E5759

analogous

#577E69 #577E7C #576D7E

triadic

#577E7C #7C577E #7E7C57

tetradic

#577E7C #69577E #7E5759 #6D7E57

square

#577E7C #69577E #7E5759 #6D7E57

split-complementary

#577E7C #7E576D #7E6957

monochromatic

#253635 #3E5A58 #577E7C #749F9C #98B8B6

Accessibility & contrast

On white

4.49

#577E7C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#577E7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577E7C

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E7C	#FFFFFF	#000000	##000000
##577E7C	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#797A7C

Deuteranopia (green-blind)

#72757C

Tritanopia (blue-blind)

#4A807D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #577e7c;
/* rgb */ color: rgb(87, 126, 124);
/* oklch */ color: oklch(56.4% 0.044 192.0);

Tailwind

colors: {
  custom: {
    50: '#88a3a1',
    500: '#577e7c',
    950: '#000000',
  },
}

SCSS

$custom: #577e7c;
$custom-light: #88a3a1;
$custom-dark: #000000;

JSON

{
  "hex": "#577e7c",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 124
  },
  "hsl": {
    "h": 176.923,
    "s": 18.31,
    "l": 41.765
  },
  "oklch": {
    "l": 0.56354,
    "c": 0.04371,
    "h": 192
  },
  "luminance": 0.18403
}

Semantic roles & 50–950 ramp

primary

#577E7C

secondary

#A68B8D

accent

#6D71BB

background

#F8FAF9

surface

#F0F3F2

border

#CBCDCC

text

#0B0F0F

muted

#7C7F7E

Preview Lab

Preview with #577E7C

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

Preview Lab → · Contrast checker → · Palette generator →