#539BD2#539BD2

#539BD2 is a light, moderate cyan. Relative luminance 0.299; OKLCH L 66.6% C 0.109 H 243.6°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#539BD2
RGB	rgb(83, 155, 210)
HSL	hsl(206, 59%, 57%)
HSV	hsv(206, 60%, 82%)
CMYK	cmyk(60.5%, 26.2%, 0%, 17.6%)
CIE-LAB	lab(61.60, -6.12, -34.89)
CIE-LCH	lch(61.60, 35.42, 260.06°)
OKLab	oklab(66.59% -0.0487 -0.098)
OKLCH	oklch(66.59% 0.109 243.6)
XYZ	xyz(26.9172, 29.9323, 65.3193)
Luminance	0.2994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539BD2 #D28A53

analogous

#53D2C9 #539BD2 #535CD2

triadic

#539BD2 #D2539B #9BD253

tetradic

#539BD2 #C953D2 #D28A53 #5CD253

square

#539BD2 #C953D2 #D28A53 #5CD253

split-complementary

#539BD2 #D2535C #D2C953

monochromatic

#235C87 #307DB8 #539BD2 #84B7DF #B4D3EB

Accessibility & contrast

On white

3.01

#539BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.99

#539BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539BD2

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539BD2	#FFFFFF	#000000	##000000
##539BD2	1.00	3.01	6.99	6.99
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.99	21.00	1.00	1.00
##000000	6.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839CD5

Deuteranopia (green-blind)

#728FD1

Tritanopia (blue-blind)

#00A8AE

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #539bd2;
/* rgb */ color: rgb(83, 155, 210);
/* oklch */ color: oklch(66.6% 0.109 243.6);

Tailwind

colors: {
  custom: {
    50: '#8eb8e0',
    500: '#539bd2',
    950: '#000000',
  },
}

SCSS

$custom: #539bd2;
$custom-light: #8eb8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#539bd2",
  "rgb": {
    "r": 83,
    "g": 155,
    "b": 210
  },
  "hsl": {
    "h": 205.984,
    "s": 58.525,
    "l": 57.451
  },
  "oklch": {
    "l": 0.66587,
    "c": 0.10949,
    "h": 243.6
  },
  "luminance": 0.29935
}

Semantic roles & 50–950 ramp

primary

#539BD2

secondary

#DABDA7

accent

#8946E2

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #539BD2

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

Preview Lab → · Contrast checker → · Palette generator →