#577FAE#577FAE

#577FAE is a mid, moderate cyan. Relative luminance 0.203; OKLCH L 58.7% C 0.085 H 253.1°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#577FAE
RGB	rgb(87, 127, 174)
HSL	hsl(212, 35%, 51%)
HSV	hsv(212, 50%, 68%)
CMYK	cmyk(50%, 27%, 0%, 31.8%)
CIE-LAB	lab(52.13, -0.50, -29.20)
CIE-LCH	lch(52.13, 29.20, 269.01°)
OKLab	oklab(58.67% -0.0248 -0.0817)
OKLCH	oklch(58.67% 0.085 253.1)
XYZ	xyz(19.1572, 20.2596, 42.9372)
Luminance	0.2026 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577FAE #AE8657

analogous

#57AAAE #577FAE #5A57AE

triadic

#577FAE #AE577F #7FAE57

tetradic

#577FAE #AE57AA #AE8657 #57AE5A

square

#577FAE #AE57AA #AE8657 #57AE5A

split-complementary

#577FAE #AE5A57 #AAAE57

monochromatic

#2D435E #416187 #577FAE #809EC2 #AABED6

Accessibility & contrast

On white

4.16

#577FAE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#577FAE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577FAE

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577FAE	#FFFFFF	#000000	##000000
##577FAE	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C81B0

Deuteranopia (green-blind)

#6278AD

Tritanopia (blue-blind)

#2E8A8F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #577fae;
/* rgb */ color: rgb(87, 127, 174);
/* oklch */ color: oklch(58.7% 0.085 253.1);

Tailwind

colors: {
  custom: {
    50: '#8ba3c6',
    500: '#577fae',
    950: '#000000',
  },
}

SCSS

$custom: #577fae;
$custom-light: #8ba3c6;
$custom-dark: #000000;

JSON

{
  "hex": "#577fae",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 174
  },
  "hsl": {
    "h": 212.414,
    "s": 34.94,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58667,
    "c": 0.08538,
    "h": 253.1
  },
  "luminance": 0.20261
}

Semantic roles & 50–950 ramp

primary

#577FAE

secondary

#C4B29D

accent

#985DCB

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0C0F13

muted

#7D7F82

Preview Lab

Preview with #577FAE

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

Preview Lab → · Contrast checker → · Palette generator →