#509BE5#509BE5

#509BE5 is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.4% C 0.133 H 250.2°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#509BE5
RGB	rgb(80, 155, 229)
HSL	hsl(210, 74%, 61%)
HSV	hsv(210, 65%, 90%)
CMYK	cmyk(65.1%, 32.3%, 0%, 10.2%)
CIE-LAB	lab(62.34, -0.42, -44.28)
CIE-LCH	lch(62.34, 44.28, 269.45°)
OKLab	oklab(67.42% -0.0452 -0.1253)
OKLCH	oklch(67.42% 0.133 250.2)
XYZ	xyz(29.1672, 30.8024, 78.5219)
Luminance	0.3080 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BE5 #E59A50

analogous

#50E5E5 #509BE5 #5050E5

triadic

#509BE5 #E5509B #9BE550

tetradic

#509BE5 #E550E5 #E59A50 #50E550

square

#509BE5 #E550E5 #E59A50 #50E550

split-complementary

#509BE5 #E55050 #E5E550

monochromatic

#185EA2 #207DD8 #509BE5 #85B9ED #BBD8F5

Accessibility & contrast

On white

2.93

#509BE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.16

#509BE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509BE5

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BE5	#FFFFFF	#000000	##000000
##509BE5	1.00	2.93	7.16	7.16
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.16	21.00	1.00	1.00
##000000	7.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9FE8

Deuteranopia (green-blind)

#6690E4

Tritanopia (blue-blind)

#00ACB6

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509be5;
/* rgb */ color: rgb(80, 155, 229);
/* oklch */ color: oklch(67.4% 0.133 250.2);

Tailwind

colors: {
  custom: {
    50: '#8fb8ed',
    500: '#509be5',
    950: '#000000',
  },
}

SCSS

$custom: #509be5;
$custom-light: #8fb8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#509be5",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 229
  },
  "hsl": {
    "h": 209.799,
    "s": 74.129,
    "l": 60.588
  },
  "oklch": {
    "l": 0.67424,
    "c": 0.13325,
    "h": 250.2
  },
  "luminance": 0.30805
}

Semantic roles & 50–950 ramp

primary

#509BE5

secondary

#E5C8AC

accent

#720FD6

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #509BE5

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

Preview Lab → · Contrast checker → · Palette generator →