#577397#577397

#577397 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.8% C 0.065 H 255.0°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577397
RGB	rgb(87, 115, 151)
HSL	hsl(214, 27%, 47%)
HSV	hsv(214, 42%, 59%)
CMYK	cmyk(42.4%, 23.8%, 0%, 40.8%)
CIE-LAB	lab(47.65, -0.34, -22.72)
CIE-LCH	lch(47.65, 22.73, 269.15°)
OKLab	oklab(54.83% -0.0169 -0.0631)
OKLCH	oklch(54.83% 0.065 255)
XYZ	xyz(15.6453, 16.5212, 31.6367)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577397 #977B57

analogous

#579397 #577397 #5B5797

triadic

#577397 #975773 #739757

tetradic

#577397 #975793 #977B57 #57975B

square

#577397 #975793 #977B57 #57975B

split-complementary

#577397 #975B57 #939757

monochromatic

#2A3849 #415570 #577397 #7992B2 #A0B2C8

Accessibility & contrast

On white

4.88

#577397 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577397 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577397

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577397	#FFFFFF	#000000	##FFFFFF
##577397	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667599

Deuteranopia (green-blind)

#5E6E96

Tritanopia (blue-blind)

#407B7F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577397;
/* rgb */ color: rgb(87, 115, 151);
/* oklch */ color: oklch(54.8% 0.065 255.0);

Tailwind

colors: {
  custom: {
    50: '#899bb5',
    500: '#577397',
    950: '#000000',
  },
}

SCSS

$custom: #577397;
$custom-light: #899bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#577397",
  "rgb": {
    "r": 87,
    "g": 115,
    "b": 151
  },
  "hsl": {
    "h": 213.75,
    "s": 26.891,
    "l": 46.667
  },
  "oklch": {
    "l": 0.54829,
    "c": 0.06538,
    "h": 255
  },
  "luminance": 0.16522
}

Semantic roles & 50–950 ramp

primary

#577397

secondary

#B6A794

accent

#9A65C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E11

muted

#7D7E80

Preview Lab

Preview with #577397

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

Preview Lab → · Contrast checker → · Palette generator →