#509DDB#509DDB

#509DDB is a light, moderate cyan. Relative luminance 0.309; OKLCH L 67.4% C 0.120 H 245.2°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#509DDB
RGB	rgb(80, 157, 219)
HSL	hsl(207, 66%, 59%)
HSV	hsv(207, 63%, 86%)
CMYK	cmyk(63.5%, 28.3%, 0%, 14.1%)
CIE-LAB	lab(62.45, -4.87, -38.57)
CIE-LCH	lch(62.45, 38.88, 262.80°)
OKLab	oklab(67.36% -0.0501 -0.1087)
OKLCH	oklch(67.36% 0.12 245.2)
XYZ	xyz(28.1466, 30.9311, 71.4911)
Luminance	0.3093 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509DDB #DB8E50

analogous

#50DBD4 #509DDB #5057DB

triadic

#509DDB #DB509D #9DDB50

tetradic

#509DDB #D450DB #DB8E50 #57DB50

square

#509DDB #D450DB #DB8E50 #57DB50

split-complementary

#509DDB #DB5057 #DBD450

monochromatic

#1E5F92 #297FC5 #509DDB #83B9E5 #B6D6F0

Accessibility & contrast

On white

2.92

#509DDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#509DDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509DDB

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509DDB	#FFFFFF	#000000	##000000
##509DDB	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829FDE

Deuteranopia (green-blind)

#6F91DA

Tritanopia (blue-blind)

#00ACB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509ddb;
/* rgb */ color: rgb(80, 157, 219);
/* oklch */ color: oklch(67.4% 0.120 245.2);

Tailwind

colors: {
  custom: {
    50: '#8eb9e6',
    500: '#509ddb',
    950: '#000000',
  },
}

SCSS

$custom: #509ddb;
$custom-light: #8eb9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#509ddb",
  "rgb": {
    "r": 80,
    "g": 157,
    "b": 219
  },
  "hsl": {
    "h": 206.763,
    "s": 65.877,
    "l": 58.627
  },
  "oklch": {
    "l": 0.67359,
    "c": 0.11973,
    "h": 245.2
  },
  "luminance": 0.30934
}

Semantic roles & 50–950 ramp

primary

#509DDB

secondary

#DFC0A8

accent

#8B3FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509DDB

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

Preview Lab → · Contrast checker → · Palette generator →