#509EB5#509EB5

#509EB5 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 65.9% C 0.084 H 219.6°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#509EB5
RGB	rgb(80, 158, 181)
HSL	hsl(194, 41%, 51%)
HSV	hsv(194, 56%, 71%)
CMYK	cmyk(55.8%, 12.7%, 0%, 29%)
CIE-LAB	lab(61.21, -17.35, -19.24)
CIE-LCH	lch(61.21, 25.91, 227.95°)
OKLab	oklab(65.87% -0.0646 -0.0533)
OKLCH	oklch(65.87% 0.084 219.6)
XYZ	xyz(23.8724, 29.4932, 48.1418)
Luminance	0.2949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509EB5 #B56750

analogous

#50B599 #509EB5 #506BB5

triadic

#509EB5 #B5509E #9EB550

tetradic

#509EB5 #9950B5 #B56750 #6BB550

square

#509EB5 #9950B5 #B56750 #6BB550

split-complementary

#509EB5 #B5506B #B59950

monochromatic

#295561 #3B7A8C #509EB5 #7BB6C7 #A6CED9

Accessibility & contrast

On white

3.04

#509EB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#509EB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509EB5

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509EB5	#FFFFFF	#000000	##000000
##509EB5	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#909AB6

Deuteranopia (green-blind)

#818FB5

Tritanopia (blue-blind)

#00A6A5

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #509eb5;
/* rgb */ color: rgb(80, 158, 181);
/* oklch */ color: oklch(65.9% 0.084 219.6);

Tailwind

colors: {
  custom: {
    50: '#89bacb',
    500: '#509eb5',
    950: '#000000',
  },
}

SCSS

$custom: #509eb5;
$custom-light: #89bacb;
$custom-dark: #000000;

JSON

{
  "hex": "#509eb5",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 181
  },
  "hsl": {
    "h": 193.663,
    "s": 40.562,
    "l": 51.176
  },
  "oklch": {
    "l": 0.65874,
    "c": 0.08375,
    "h": 219.6
  },
  "luminance": 0.29495
}

Semantic roles & 50–950 ramp

primary

#509EB5

secondary

#C7A49A

accent

#7357D0

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #509EB5

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

Preview Lab → · Contrast checker → · Palette generator →