#509CD1#509CD1

#509CD1 is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.6% C 0.109 H 241.4°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#509CD1
RGB	rgb(80, 156, 209)
HSL	hsl(205, 58%, 57%)
HSV	hsv(205, 62%, 82%)
CMYK	cmyk(61.7%, 25.4%, 0%, 18%)
CIE-LAB	lab(61.73, -7.56, -34.14)
CIE-LCH	lch(61.73, 34.97, 257.51°)
OKLab	oklab(66.64% -0.0523 -0.0959)
OKLCH	oklch(66.64% 0.109 241.4)
XYZ	xyz(26.7010, 30.0833, 64.7087)
Luminance	0.3009 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CD1 #D18550

analogous

#50D1C6 #509CD1 #505CD1

triadic

#509CD1 #D1509C #9CD150

tetradic

#509CD1 #C650D1 #D18550 #5CD150

square

#509CD1 #C650D1 #D18550 #5CD150

split-complementary

#509CD1 #D1505C #D1C650

monochromatic

#235C84 #2F7EB4 #509CD1 #80B7DE #B1D3EA

Accessibility & contrast

On white

2.99

#509CD1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#509CD1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509CD1

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CD1	#FFFFFF	#000000	##000000
##509CD1	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849CD3

Deuteranopia (green-blind)

#738FD0

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #509cd1;
/* rgb */ color: rgb(80, 156, 209);
/* oklch */ color: oklch(66.6% 0.109 241.4);

Tailwind

colors: {
  custom: {
    50: '#8cb9df',
    500: '#509cd1',
    950: '#000000',
  },
}

SCSS

$custom: #509cd1;
$custom-light: #8cb9df;
$custom-dark: #000000;

JSON

{
  "hex": "#509cd1",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 209
  },
  "hsl": {
    "h": 204.651,
    "s": 58.371,
    "l": 56.667
  },
  "oklch": {
    "l": 0.66644,
    "c": 0.10922,
    "h": 241.4
  },
  "luminance": 0.30086
}

Semantic roles & 50–950 ramp

primary

#509CD1

secondary

#D9BAA4

accent

#8646E2

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509CD1

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

Preview Lab → · Contrast checker → · Palette generator →