#577A7F#577A7F

#577A7F is a mid, muted teal. Relative luminance 0.175; OKLCH L 55.5% C 0.040 H 207.1°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#577A7F
RGB	rgb(87, 122, 127)
HSL	hsl(188, 19%, 42%)
HSV	hsv(188, 31%, 50%)
CMYK	cmyk(31.5%, 3.9%, 0%, 50.2%)
CIE-LAB	lab(48.86, -11.04, -6.72)
CIE-LCH	lch(48.86, 12.93, 211.34°)
OKLab	oklab(55.49% -0.0359 -0.0184)
OKLCH	oklch(55.49% 0.04 207.1)
XYZ	xyz(14.7195, 17.4768, 22.6723)
Luminance	0.1748 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A7F #7F5C57

analogous

#577F70 #577A7F #57667F

triadic

#577A7F #7F577A #7A7F57

tetradic

#577A7F #70577F #7F5C57 #667F57

square

#577A7F #70577F #7F5C57 #667F57

split-complementary

#577A7F #7F5766 #7F7057

monochromatic

#253436 #3E575B #577A7F #749AA0 #98B4B8

Accessibility & contrast

On white

4.67

#577A7F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#577A7F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577A7F

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A7F	#FFFFFF	#000000	##FFFFFF
##577A7F	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#74777F

Deuteranopia (green-blind)

#6D727F

Tritanopia (blue-blind)

#497D7B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577a7f;
/* rgb */ color: rgb(87, 122, 127);
/* oklch */ color: oklch(55.5% 0.040 207.1);

Tailwind

colors: {
  custom: {
    50: '#88a0a4',
    500: '#577a7f',
    950: '#000000',
  },
}

SCSS

$custom: #577a7f;
$custom-light: #88a0a4;
$custom-dark: #000000;

JSON

{
  "hex": "#577a7f",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 127
  },
  "hsl": {
    "h": 187.5,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.55488,
    "c": 0.04032,
    "h": 207.1
  },
  "luminance": 0.17478
}

Semantic roles & 50–950 ramp

primary

#577A7F

secondary

#A68F8C

accent

#766CBB

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577A7F

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

Preview Lab → · Contrast checker → · Palette generator →