#509BC4#509BC4

#509BC4 is a light, moderate cyan. Relative luminance 0.291; OKLCH L 65.8% C 0.096 H 234.8°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#509BC4
RGB	rgb(80, 155, 196)
HSL	hsl(201, 50%, 54%)
HSV	hsv(201, 59%, 77%)
CMYK	cmyk(59.2%, 20.9%, 0%, 23.1%)
CIE-LAB	lab(60.90, -11.14, -28.15)
CIE-LCH	lch(60.90, 30.28, 248.41°)
OKLab	oklab(65.81% -0.0556 -0.0787)
OKLCH	oklch(65.81% 0.096 234.8)
XYZ	xyz(24.9896, 29.1313, 56.5198)
Luminance	0.2913 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BC4 #C47950

analogous

#50C4B3 #509BC4 #5061C4

triadic

#509BC4 #C4509B #9BC450

tetradic

#509BC4 #B350C4 #C47950 #61C450

square

#509BC4 #B350C4 #C47950 #61C450

split-complementary

#509BC4 #C45061 #C4B350

monochromatic

#275873 #367BA1 #509BC4 #7EB5D3 #ACCFE3

Accessibility & contrast

On white

3.08

#509BC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#509BC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509BC4

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BC4	#FFFFFF	#000000	##000000
##509BC4	1.00	3.08	6.83	6.83
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879AC6

Deuteranopia (green-blind)

#778EC3

Tritanopia (blue-blind)

#00A6A9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #509bc4;
/* rgb */ color: rgb(80, 155, 196);
/* oklch */ color: oklch(65.8% 0.096 234.8);

Tailwind

colors: {
  custom: {
    50: '#8bb8d6',
    500: '#509bc4',
    950: '#000000',
  },
}

SCSS

$custom: #509bc4;
$custom-light: #8bb8d6;
$custom-dark: #000000;

JSON

{
  "hex": "#509bc4",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 196
  },
  "hsl": {
    "h": 201.207,
    "s": 49.573,
    "l": 54.118
  },
  "oklch": {
    "l": 0.65809,
    "c": 0.09635,
    "h": 234.8
  },
  "luminance": 0.29134
}

Semantic roles & 50–950 ramp

primary

#509BC4

secondary

#D1B19F

accent

#804FD9

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #509BC4

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

Preview Lab → · Contrast checker → · Palette generator →