#577BAD#577BAD

#577BAD is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.7% C 0.088 H 256.7°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#577BAD
RGB	rgb(87, 123, 173)
HSL	hsl(215, 34%, 51%)
HSV	hsv(215, 50%, 68%)
CMYK	cmyk(49.7%, 28.9%, 0%, 32.2%)
CIE-LAB	lab(50.93, 1.56, -30.49)
CIE-LCH	lch(50.93, 30.53, 272.92°)
OKLab	oklab(57.71% -0.0201 -0.0854)
OKLCH	oklch(57.71% 0.088 256.7)
XYZ	xyz(18.5537, 19.2080, 42.2569)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577BAD #AD8957

analogous

#57A6AD #577BAD #5E57AD

triadic

#577BAD #AD577B #7BAD57

tetradic

#577BAD #AD57A6 #AD8957 #57AD5E

square

#577BAD #AD57A6 #AD8957 #57AD5E

split-complementary

#577BAD #AD5E57 #A6AD57

monochromatic

#2D415C #415E86 #577BAD #809BC1 #A9BCD5

Accessibility & contrast

On white

4.34

#577BAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#577BAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577BAD

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577BAD	#FFFFFF	#000000	##000000
##577BAD	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687EAF

Deuteranopia (green-blind)

#5D76AC

Tritanopia (blue-blind)

#30868D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #577bad;
/* rgb */ color: rgb(87, 123, 173);
/* oklch */ color: oklch(57.7% 0.088 256.7);

Tailwind

colors: {
  custom: {
    50: '#8ba1c5',
    500: '#577bad',
    950: '#000000',
  },
}

SCSS

$custom: #577bad;
$custom-light: #8ba1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#577bad",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 173
  },
  "hsl": {
    "h": 214.884,
    "s": 34.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57713,
    "c": 0.08778,
    "h": 256.7
  },
  "luminance": 0.19209
}

Semantic roles & 50–950 ramp

primary

#577BAD

secondary

#C3B39D

accent

#9D5DCA

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #577BAD

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

Preview Lab → · Contrast checker → · Palette generator →