#579DBA#579DBA

#579DBA is a light, moderate cyan. Relative luminance 0.297; OKLCH L 66.1% C 0.083 H 227.0°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#579DBA
RGB	rgb(87, 157, 186)
HSL	hsl(198, 42%, 54%)
HSV	hsv(198, 53%, 73%)
CMYK	cmyk(53.2%, 15.6%, 0%, 27.1%)
CIE-LAB	lab(61.38, -13.83, -21.77)
CIE-LCH	lch(61.38, 25.79, 237.57°)
OKLab	oklab(66.14% -0.0563 -0.0604)
OKLCH	oklch(66.14% 0.083 227)
XYZ	xyz(24.8470, 29.6832, 50.8649)
Luminance	0.2969 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579DBA #BA7457

analogous

#57BAA5 #579DBA #576BBA

triadic

#579DBA #BA579D #9DBA57

tetradic

#579DBA #A557BA #BA7457 #6BBA57

square

#579DBA #A557BA #BA7457 #6BBA57

split-complementary

#579DBA #BA576B #BAA557

monochromatic

#2C586B #3E7C96 #579DBA #82B6CC #AED0DE

Accessibility & contrast

On white

3.03

#579DBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#579DBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579DBA

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579DBA	#FFFFFF	#000000	##000000
##579DBA	1.00	3.03	6.94	6.94
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E9ABC

Deuteranopia (green-blind)

#7F8FBA

Tritanopia (blue-blind)

#12A6A6

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #579dba;
/* rgb */ color: rgb(87, 157, 186);
/* oklch */ color: oklch(66.1% 0.083 227.0);

Tailwind

colors: {
  custom: {
    50: '#8dbace',
    500: '#579dba',
    950: '#000000',
  },
}

SCSS

$custom: #579dba;
$custom-light: #8dbace;
$custom-dark: #000000;

JSON

{
  "hex": "#579dba",
  "rgb": {
    "r": 87,
    "g": 157,
    "b": 186
  },
  "hsl": {
    "h": 197.576,
    "s": 41.772,
    "l": 53.529
  },
  "oklch": {
    "l": 0.66143,
    "c": 0.08264,
    "h": 227
  },
  "luminance": 0.29685
}

Semantic roles & 50–950 ramp

primary

#579DBA

secondary

#CCAEA1

accent

#7A56D2

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #579DBA

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

Preview Lab → · Contrast checker → · Palette generator →