#579EFA#579EFA

#579EFA is a light, vivid cyan. Relative luminance 0.334; OKLCH L 69.5% C 0.154 H 255.8°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#579EFA
RGB	rgb(87, 158, 250)
HSL	hsl(214, 94%, 66%)
HSV	hsv(214, 65%, 98%)
CMYK	cmyk(65.2%, 36.8%, 0%, 2%)
CIE-LAB	lab(64.47, 6.02, -52.45)
CIE-LCH	lch(64.47, 52.79, 276.55°)
OKLab	oklab(69.5% -0.0378 -0.149)
OKLCH	oklch(69.5% 0.154 255.8)
XYZ	xyz(33.4064, 33.3788, 95.1062)
Luminance	0.3338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EFA #FAB357

analogous

#57F0FA #579EFA #6157FA

triadic

#579EFA #FA579E #9EFA57

tetradic

#579EFA #FA57F0 #FAB357 #57FA61

square

#579EFA #FA57F0 #FAB357 #57FA61

split-complementary

#579EFA #FA6157 #F0FA57

monochromatic

#065ED0 #1C7CF8 #579EFA #92C0FC #CEE3FE

Accessibility & contrast

On white

2.74

#579EFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.68

#579EFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579EFA

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EFA	#FFFFFF	#000000	##000000
##579EFA	1.00	2.74	7.68	7.68
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.68	21.00	1.00	1.00
##000000	7.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A5FE

Deuteranopia (green-blind)

#5E95F8

Tritanopia (blue-blind)

#00B3C0

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #579efa;
/* rgb */ color: rgb(87, 158, 250);
/* oklch */ color: oklch(69.5% 0.154 255.8);

Tailwind

colors: {
  custom: {
    50: '#95bafc',
    500: '#579efa',
    950: '#000000',
  },
}

SCSS

$custom: #579efa;
$custom-light: #95bafc;
$custom-dark: #000000;

JSON

{
  "hex": "#579efa",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 250
  },
  "hsl": {
    "h": 213.865,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.69496,
    "c": 0.15378,
    "h": 255.8
  },
  "luminance": 0.33382
}

Semantic roles & 50–950 ramp

primary

#579EFA

secondary

#F1DABC

accent

#8200E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1117

muted

#7E8085

Preview Lab

Preview with #579EFA

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

Preview Lab → · Contrast checker → · Palette generator →