#509ECB#509ECB

#509ECB is a light, moderate cyan. Relative luminance 0.305; OKLCH L 66.8% C 0.102 H 236.4°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#509ECB
RGB	rgb(80, 158, 203)
HSL	hsl(202, 54%, 55%)
HSV	hsv(202, 61%, 80%)
CMYK	cmyk(60.6%, 22.2%, 0%, 20.4%)
CIE-LAB	lab(62.06, -10.59, -30.28)
CIE-LCH	lch(62.06, 32.08, 250.73°)
OKLab	oklab(66.82% -0.0564 -0.0848)
OKLCH	oklch(66.82% 0.102 236.4)
XYZ	xyz(26.3105, 30.4684, 60.9828)
Luminance	0.3047 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509ECB #CB7D50

analogous

#50CBBA #509ECB #5060CB

triadic

#509ECB #CB509E #9ECB50

tetradic

#509ECB #BA50CB #CB7D50 #60CB50

square

#509ECB #BA50CB #CB7D50 #60CB50

split-complementary

#509ECB #CB5060 #CBBA50

monochromatic

#255C7C #337FAB #509ECB #7FB8D9 #AED2E7

Accessibility & contrast

On white

2.96

#509ECB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#509ECB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509ECB

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509ECB	#FFFFFF	#000000	##000000
##509ECB	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899DCD

Deuteranopia (green-blind)

#7890CA

Tritanopia (blue-blind)

#00AAAD

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #509ecb;
/* rgb */ color: rgb(80, 158, 203);
/* oklch */ color: oklch(66.8% 0.102 236.4);

Tailwind

colors: {
  custom: {
    50: '#8cbadb',
    500: '#509ecb',
    950: '#000000',
  },
}

SCSS

$custom: #509ecb;
$custom-light: #8cbadb;
$custom-dark: #000000;

JSON

{
  "hex": "#509ecb",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 203
  },
  "hsl": {
    "h": 201.951,
    "s": 54.185,
    "l": 55.49
  },
  "oklch": {
    "l": 0.66823,
    "c": 0.10183,
    "h": 236.4
  },
  "luminance": 0.30471
}

Semantic roles & 50–950 ramp

primary

#509ECB

secondary

#D5B5A2

accent

#804ADE

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509ECB

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

Preview Lab → · Contrast checker → · Palette generator →