#509BDA#509BDA

#509BDA is a light, vivid cyan. Relative luminance 0.302; OKLCH L 66.9% C 0.120 H 246.2°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#509BDA
RGB	rgb(80, 155, 218)
HSL	hsl(207, 65%, 58%)
HSV	hsv(207, 63%, 85%)
CMYK	cmyk(63.3%, 28.9%, 0%, 14.5%)
CIE-LAB	lab(61.83, -4.07, -38.98)
CIE-LCH	lch(61.83, 39.19, 264.04°)
OKLab	oklab(66.86% -0.0484 -0.1099)
OKLCH	oklch(66.86% 0.12 246.2)
XYZ	xyz(27.6798, 30.2074, 70.6879)
Luminance	0.3021 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BDA #DA8F50

analogous

#50DAD4 #509BDA #5056DA

triadic

#509BDA #DA509B #9BDA50

tetradic

#509BDA #D450DA #DA8F50 #56DA50

square

#509BDA #D450DA #DA8F50 #56DA50

split-complementary

#509BDA #DA5056 #DAD450

monochromatic

#1F5D91 #297DC3 #509BDA #83B8E5 #B5D5EF

Accessibility & contrast

On white

2.98

#509BDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#509BDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509BDA

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BDA	#FFFFFF	#000000	##000000
##509BDA	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9DDD

Deuteranopia (green-blind)

#6D8FD9

Tritanopia (blue-blind)

#00AAB1

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #509bda;
/* rgb */ color: rgb(80, 155, 218);
/* oklch */ color: oklch(66.9% 0.120 246.2);

Tailwind

colors: {
  custom: {
    50: '#8eb8e5',
    500: '#509bda',
    950: '#000000',
  },
}

SCSS

$custom: #509bda;
$custom-light: #8eb8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#509bda",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 218
  },
  "hsl": {
    "h": 207.391,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.66858,
    "c": 0.12011,
    "h": 246.2
  },
  "luminance": 0.3021
}

Semantic roles & 50–950 ramp

primary

#509BDA

secondary

#DEC1A8

accent

#8D40E8

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509BDA

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

Preview Lab → · Contrast checker → · Palette generator →