#509FD0#509FD0

#509FD0 is a light, moderate cyan. Relative luminance 0.311; OKLCH L 67.3% C 0.106 H 238.4°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#509FD0
RGB	rgb(80, 159, 208)
HSL	hsl(203, 58%, 56%)
HSV	hsv(203, 62%, 82%)
CMYK	cmyk(61.5%, 23.6%, 0%, 18.4%)
CIE-LAB	lab(62.55, -9.55, -32.30)
CIE-LCH	lch(62.55, 33.68, 253.53°)
OKLab	oklab(67.29% -0.0558 -0.0906)
OKLCH	oklch(67.29% 0.106 238.4)
XYZ	xyz(27.0873, 31.0532, 64.2286)
Luminance	0.3106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509FD0 #D08150

analogous

#50D0C1 #509FD0 #505FD0

triadic

#509FD0 #D0509F #9FD050

tetradic

#509FD0 #C150D0 #D08150 #5FD050

square

#509FD0 #C150D0 #D08150 #5FD050

split-complementary

#509FD0 #D0505F #D0C150

monochromatic

#235E83 #3081B3 #509FD0 #80B9DD #B0D4EA

Accessibility & contrast

On white

2.91

#509FD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#509FD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509FD0

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509FD0	#FFFFFF	#000000	##000000
##509FD0	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889FD2

Deuteranopia (green-blind)

#7792CF

Tritanopia (blue-blind)

#00ABB0

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509fd0;
/* rgb */ color: rgb(80, 159, 208);
/* oklch */ color: oklch(67.3% 0.106 238.4);

Tailwind

colors: {
  custom: {
    50: '#8cbbde',
    500: '#509fd0',
    950: '#000000',
  },
}

SCSS

$custom: #509fd0;
$custom-light: #8cbbde;
$custom-dark: #000000;

JSON

{
  "hex": "#509fd0",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 208
  },
  "hsl": {
    "h": 202.969,
    "s": 57.658,
    "l": 56.471
  },
  "oklch": {
    "l": 0.67285,
    "c": 0.10638,
    "h": 238.4
  },
  "luminance": 0.31056
}

Semantic roles & 50–950 ramp

primary

#509FD0

secondary

#D8B8A4

accent

#8247E1

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509FD0

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

Preview Lab → · Contrast checker → · Palette generator →