#579CB1#579CB1

#579CB1 is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.5% C 0.076 H 219.8°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#579CB1
RGB	rgb(87, 156, 177)
HSL	hsl(194, 37%, 52%)
HSV	hsv(194, 51%, 69%)
CMYK	cmyk(50.8%, 11.9%, 0%, 30.6%)
CIE-LAB	lab(60.76, -15.93, -17.65)
CIE-LCH	lch(60.76, 23.77, 227.94°)
OKLab	oklab(65.54% -0.0587 -0.0488)
OKLCH	oklch(65.54% 0.076 219.8)
XYZ	xyz(23.7518, 28.9755, 45.9276)
Luminance	0.2898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CB1 #B16C57

analogous

#57B199 #579CB1 #576FB1

triadic

#579CB1 #B1579C #9CB157

tetradic

#579CB1 #9957B1 #B16C57 #6FB157

square

#579CB1 #9957B1 #B16C57 #6FB157

split-complementary

#579CB1 #B1576F #B19957

monochromatic

#2D5561 #40798A #579CB1 #81B5C4 #ABCDD8

Accessibility & contrast

On white

3.09

#579CB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#579CB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #579CB1

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CB1	#FFFFFF	#000000	##000000
##579CB1	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F98B2

Deuteranopia (green-blind)

#818EB1

Tritanopia (blue-blind)

#21A3A3

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #579cb1;
/* rgb */ color: rgb(87, 156, 177);
/* oklch */ color: oklch(65.5% 0.076 219.8);

Tailwind

colors: {
  custom: {
    50: '#8db9c8',
    500: '#579cb1',
    950: '#000000',
  },
}

SCSS

$custom: #579cb1;
$custom-light: #8db9c8;
$custom-dark: #000000;

JSON

{
  "hex": "#579cb1",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 177
  },
  "hsl": {
    "h": 194,
    "s": 36.585,
    "l": 51.765
  },
  "oklch": {
    "l": 0.65541,
    "c": 0.07632,
    "h": 219.8
  },
  "luminance": 0.28977
}

Semantic roles & 50–950 ramp

primary

#579CB1

secondary

#C6A79E

accent

#765BCD

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0D1113

muted

#7D8082

Preview Lab

Preview with #579CB1

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

Preview Lab → · Contrast checker → · Palette generator →