#577891#577891

#577891 is a mid, muted cyan. Relative luminance 0.175; OKLCH L 55.7% C 0.054 H 241.6°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#577891
RGB	rgb(87, 120, 145)
HSL	hsl(206, 25%, 45%)
HSV	hsv(206, 40%, 57%)
CMYK	cmyk(40%, 17.2%, 0%, 43.1%)
CIE-LAB	lab(48.89, -5.02, -17.29)
CIE-LCH	lch(48.89, 18.01, 253.82°)
OKLab	oklab(55.72% -0.0258 -0.0477)
OKLCH	oklch(55.72% 0.054 241.6)
XYZ	xyz(15.7561, 17.5026, 29.3307)
Luminance	0.1750 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577891 #917057

analogous

#57918D #577891 #575B91

triadic

#577891 #915778 #789157

tetradic

#577891 #8D5791 #917057 #5B9157

square

#577891 #8D5791 #917057 #5B9157

split-complementary

#577891 #91575B #918D57

monochromatic

#293944 #40586B #577891 #7796AE #9EB4C5

Accessibility & contrast

On white

4.67

#577891 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#577891 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577891

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577891	#FFFFFF	#000000	##FFFFFF
##577891	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)

#6D7892

Deuteranopia (green-blind)

#667191

Tritanopia (blue-blind)

#427E80

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577891;
/* rgb */ color: rgb(87, 120, 145);
/* oklch */ color: oklch(55.7% 0.054 241.6);

Tailwind

colors: {
  custom: {
    50: '#899eb1',
    500: '#577891',
    950: '#000000',
  },
}

SCSS

$custom: #577891;
$custom-light: #899eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#577891",
  "rgb": {
    "r": 87,
    "g": 120,
    "b": 145
  },
  "hsl": {
    "h": 205.862,
    "s": 25,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55723,
    "c": 0.05428,
    "h": 241.6
  },
  "luminance": 0.17504
}

Semantic roles & 50–950 ramp

primary

#577891

secondary

#B2A092

accent

#8E66C1

background

#F8F9FA

surface

#F0F2F5

border

#CBCCCF

text

#0C0E10

muted

#7D7E7F

Preview Lab

Preview with #577891

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

Preview Lab → · Contrast checker → · Palette generator →