#509CD4#509CD4

#509CD4 is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.8% C 0.113 H 242.9°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#509CD4
RGB	rgb(80, 156, 212)
HSL	hsl(205, 61%, 57%)
HSV	hsv(205, 62%, 83%)
CMYK	cmyk(62.3%, 26.4%, 0%, 16.9%)
CIE-LAB	lab(61.85, -6.59, -35.61)
CIE-LCH	lch(61.85, 36.22, 259.52°)
OKLab	oklab(66.79% -0.0513 -0.1001)
OKLCH	oklch(66.79% 0.113 242.9)
XYZ	xyz(27.0759, 30.2332, 66.6833)
Luminance	0.3024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CD4 #D48850

analogous

#50D4CA #509CD4 #505AD4

triadic

#509CD4 #D4509C #9CD450

tetradic

#509CD4 #CA50D4 #D48850 #5AD450

square

#509CD4 #CA50D4 #D48850 #5AD450

split-complementary

#509CD4 #D4505A #D4CA50

monochromatic

#215D88 #2E7EB9 #509CD4 #81B8E0 #B2D4EC

Accessibility & contrast

On white

2.98

#509CD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#509CD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509CD4

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CD4	#FFFFFF	#000000	##000000
##509CD4	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839DD7

Deuteranopia (green-blind)

#7190D3

Tritanopia (blue-blind)

#00AAAF

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #509cd4;
/* rgb */ color: rgb(80, 156, 212);
/* oklch */ color: oklch(66.8% 0.113 242.9);

Tailwind

colors: {
  custom: {
    50: '#8db9e1',
    500: '#509cd4',
    950: '#000000',
  },
}

SCSS

$custom: #509cd4;
$custom-light: #8db9e1;
$custom-dark: #000000;

JSON

{
  "hex": "#509cd4",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 212
  },
  "hsl": {
    "h": 205.455,
    "s": 60.55,
    "l": 57.255
  },
  "oklch": {
    "l": 0.66788,
    "c": 0.11252,
    "h": 242.9
  },
  "luminance": 0.30236
}

Semantic roles & 50–950 ramp

primary

#509CD4

secondary

#DBBCA5

accent

#8844E4

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509CD4

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

Preview Lab → · Contrast checker → · Palette generator →