#577D85#577D85

#577D85 is a mid, muted cyan. Relative luminance 0.184; OKLCH L 56.4% C 0.044 H 212.2°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#577D85
RGB	rgb(87, 125, 133)
HSL	hsl(190, 21%, 43%)
HSV	hsv(190, 35%, 52%)
CMYK	cmyk(34.6%, 6%, 0%, 47.8%)
CIE-LAB	lab(49.96, -11.17, -8.61)
CIE-LCH	lch(49.96, 14.10, 217.63°)
OKLab	oklab(56.43% -0.0374 -0.0236)
OKLCH	oklch(56.43% 0.044 212.2)
XYZ	xyz(15.4963, 18.3861, 24.9181)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D85 #855F57

analogous

#578576 #577D85 #576685

triadic

#577D85 #85577D #7D8557

tetradic

#577D85 #765785 #855F57 #668557

square

#577D85 #765785 #855F57 #668557

split-complementary

#577D85 #855766 #857657

monochromatic

#27373B #3F5A60 #577D85 #759CA5 #9AB7BD

Accessibility & contrast

On white

4.49

#577D85 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#577D85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577D85

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D85	#FFFFFF	#000000	##000000
##577D85	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)

#767A86

Deuteranopia (green-blind)

#6F7485

Tritanopia (blue-blind)

#46817F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #577d85;
/* rgb */ color: rgb(87, 125, 133);
/* oklch */ color: oklch(56.4% 0.044 212.2);

Tailwind

colors: {
  custom: {
    50: '#88a2a8',
    500: '#577d85',
    950: '#000000',
  },
}

SCSS

$custom: #577d85;
$custom-light: #88a2a8;
$custom-dark: #000000;

JSON

{
  "hex": "#577d85",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 133
  },
  "hsl": {
    "h": 190.435,
    "s": 20.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.56433,
    "c": 0.04424,
    "h": 212.2
  },
  "luminance": 0.18387
}

Semantic roles & 50–950 ramp

primary

#577D85

secondary

#AA928D

accent

#796ABD

background

#F8FAFA

surface

#F0F3F4

border

#CBCDCE

text

#0B0F0F

muted

#7C7F7F

Preview Lab

Preview with #577D85

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

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