#509BBF#509BBF

#509BBF is a light, moderate cyan. Relative luminance 0.289; OKLCH L 65.6% C 0.092 H 231.3°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#509BBF
RGB	rgb(80, 155, 191)
HSL	hsl(199, 46%, 53%)
HSV	hsv(199, 58%, 75%)
CMYK	cmyk(58.1%, 18.8%, 0%, 25.1%)
CIE-LAB	lab(60.70, -12.70, -25.65)
CIE-LCH	lch(60.70, 28.62, 243.66°)
OKLab	oklab(65.59% -0.0574 -0.0715)
OKLCH	oklch(65.59% 0.092 231.3)
XYZ	xyz(24.4300, 28.9075, 53.5724)
Luminance	0.2891 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BBF #BF7450

analogous

#50BFAB #509BBF #5063BF

triadic

#509BBF #BF509B #9BBF50

tetradic

#509BBF #AB50BF #BF7450 #63BF50

square

#509BBF #AB50BF #BF7450 #63BF50

split-complementary

#509BBF #BF5063 #BFAB50

monochromatic

#28566D #387A9A #509BBF #7DB5CF #AACEE0

Accessibility & contrast

On white

3.10

#509BBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#509BBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509BBF

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BBF	#FFFFFF	#000000	##000000
##509BBF	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8999C1

Deuteranopia (green-blind)

#798DBE

Tritanopia (blue-blind)

#00A5A7

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #509bbf;
/* rgb */ color: rgb(80, 155, 191);
/* oklch */ color: oklch(65.6% 0.092 231.3);

Tailwind

colors: {
  custom: {
    50: '#8ab8d2',
    500: '#509bbf',
    950: '#000000',
  },
}

SCSS

$custom: #509bbf;
$custom-light: #8ab8d2;
$custom-dark: #000000;

JSON

{
  "hex": "#509bbf",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 191
  },
  "hsl": {
    "h": 199.459,
    "s": 46.444,
    "l": 53.137
  },
  "oklch": {
    "l": 0.65587,
    "c": 0.09171,
    "h": 231.3
  },
  "luminance": 0.2891
}

Semantic roles & 50–950 ramp

primary

#509BBF

secondary

#CDAD9D

accent

#7D52D6

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0D1114

muted

#7D8082

Preview Lab

Preview with #509BBF

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

Preview Lab → · Contrast checker → · Palette generator →