#509DD9#509DD9

#509DD9 is a light, moderate cyan. Relative luminance 0.308; OKLCH L 67.3% C 0.117 H 244.4°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#509DD9
RGB	rgb(80, 157, 217)
HSL	hsl(206, 64%, 58%)
HSV	hsv(206, 63%, 85%)
CMYK	cmyk(63.1%, 27.6%, 0%, 14.9%)
CIE-LAB	lab(62.36, -5.53, -37.60)
CIE-LCH	lch(62.36, 38.01, 261.64°)
OKLab	oklab(67.26% -0.0508 -0.1059)
OKLCH	oklch(67.26% 0.117 244.4)
XYZ	xyz(27.8849, 30.8264, 70.1127)
Luminance	0.3083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509DD9 #D98C50

analogous

#50D9D0 #509DD9 #5058D9

triadic

#509DD9 #D9509D #9DD950

tetradic

#509DD9 #D050D9 #D98C50 #58D950

square

#509DD9 #D050D9 #D98C50 #58D950

split-complementary

#509DD9 #D95058 #D9D050

monochromatic

#1F5E8F #2A7FC2 #509DD9 #82B9E4 #B5D5EF

Accessibility & contrast

On white

2.93

#509DD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#509DD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509DD9

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509DD9	#FFFFFF	#000000	##000000
##509DD9	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829EDC

Deuteranopia (green-blind)

#7091D8

Tritanopia (blue-blind)

#00ACB2

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509dd9;
/* rgb */ color: rgb(80, 157, 217);
/* oklch */ color: oklch(67.3% 0.117 244.4);

Tailwind

colors: {
  custom: {
    50: '#8db9e5',
    500: '#509dd9',
    950: '#000000',
  },
}

SCSS

$custom: #509dd9;
$custom-light: #8db9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#509dd9",
  "rgb": {
    "r": 80,
    "g": 157,
    "b": 217
  },
  "hsl": {
    "h": 206.277,
    "s": 64.319,
    "l": 58.235
  },
  "oklch": {
    "l": 0.6726,
    "c": 0.11745,
    "h": 244.4
  },
  "luminance": 0.30829
}

Semantic roles & 50–950 ramp

primary

#509DD9

secondary

#DEBFA7

accent

#8A40E7

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #509DD9

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

Preview Lab → · Contrast checker → · Palette generator →