#577CA8#577CA8

#577CA8 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.7% C 0.080 H 253.4°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#577CA8
RGB	rgb(87, 124, 168)
HSL	hsl(213, 32%, 50%)
HSV	hsv(213, 48%, 66%)
CMYK	cmyk(48.2%, 26.2%, 0%, 34.1%)
CIE-LAB	lab(51.00, -0.58, -27.48)
CIE-LCH	lch(51.00, 27.49, 268.80°)
OKLab	oklab(57.69% -0.023 -0.0768)
OKLCH	oklch(57.69% 0.08 253.4)
XYZ	xyz(18.2036, 19.2674, 39.7979)
Luminance	0.1927 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577CA8 #A88357

analogous

#57A4A8 #577CA8 #5B57A8

triadic

#577CA8 #A8577C #7CA857

tetradic

#577CA8 #A857A4 #A88357 #57A85B

square

#577CA8 #A857A4 #A88357 #57A85B

split-complementary

#577CA8 #A85B57 #A4A857

monochromatic

#2D4057 #425E80 #577CA8 #7F9BBD #A8BBD2

Accessibility & contrast

On white

4.33

#577CA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#577CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577CA8

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577CA8	#FFFFFF	#000000	##000000
##577CA8	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7EAA

Deuteranopia (green-blind)

#6176A7

Tritanopia (blue-blind)

#34868B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #577ca8;
/* rgb */ color: rgb(87, 124, 168);
/* oklch */ color: oklch(57.7% 0.080 253.4);

Tailwind

colors: {
  custom: {
    50: '#8ba1c2',
    500: '#577ca8',
    950: '#000000',
  },
}

SCSS

$custom: #577ca8;
$custom-light: #8ba1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#577ca8",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 168
  },
  "hsl": {
    "h": 212.593,
    "s": 31.765,
    "l": 50
  },
  "oklch": {
    "l": 0.57694,
    "c": 0.08014,
    "h": 253.4
  },
  "luminance": 0.19269
}

Semantic roles & 50–950 ramp

primary

#577CA8

secondary

#C0AF9B

accent

#9860C8

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #577CA8

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

Preview Lab → · Contrast checker → · Palette generator →