#509BD2#509BD2

#509BD2 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.5% C 0.111 H 242.7°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#509BD2
RGB	rgb(80, 155, 210)
HSL	hsl(205, 59%, 57%)
HSV	hsv(205, 62%, 82%)
CMYK	cmyk(61.9%, 26.2%, 0%, 17.6%)
CIE-LAB	lab(61.48, -6.68, -35.08)
CIE-LCH	lch(61.48, 35.71, 259.23°)
OKLab	oklab(66.46% -0.0509 -0.0986)
OKLCH	oklch(66.46% 0.111 242.7)
XYZ	xyz(26.6581, 29.7987, 65.3071)
Luminance	0.2980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BD2 #D28750

analogous

#50D2C8 #509BD2 #505AD2

triadic

#509BD2 #D2509B #9BD250

tetradic

#509BD2 #C850D2 #D28750 #5AD250

square

#509BD2 #C850D2 #D28750 #5AD250

split-complementary

#509BD2 #D2505A #D2C850

monochromatic

#225B85 #2F7DB6 #509BD2 #81B7DF #B1D3EB

Accessibility & contrast

On white

3.02

#509BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#509BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509BD2

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BD2	#FFFFFF	#000000	##000000
##509BD2	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839CD5

Deuteranopia (green-blind)

#718FD1

Tritanopia (blue-blind)

#00A8AE

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #509bd2;
/* rgb */ color: rgb(80, 155, 210);
/* oklch */ color: oklch(66.5% 0.111 242.7);

Tailwind

colors: {
  custom: {
    50: '#8cb8e0',
    500: '#509bd2',
    950: '#000000',
  },
}

SCSS

$custom: #509bd2;
$custom-light: #8cb8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#509bd2",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 210
  },
  "hsl": {
    "h": 205.385,
    "s": 59.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.66464,
    "c": 0.11098,
    "h": 242.7
  },
  "luminance": 0.29801
}

Semantic roles & 50–950 ramp

primary

#509BD2

secondary

#D9BBA4

accent

#8846E2

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509BD2

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

Preview Lab → · Contrast checker → · Palette generator →