#539FDC#539FDC

#539FDC is a light, moderate cyan. Relative luminance 0.318; OKLCH L 68.0% C 0.118 H 245.0°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#539FDC
RGB	rgb(83, 159, 220)
HSL	hsl(207, 66%, 59%)
HSV	hsv(207, 62%, 86%)
CMYK	cmyk(62.3%, 27.7%, 0%, 13.7%)
CIE-LAB	lab(63.18, -5.14, -37.98)
CIE-LCH	lch(63.18, 38.33, 262.29°)
OKLab	oklab(67.98% -0.0498 -0.107)
OKLCH	oklch(67.98% 0.118 245)
XYZ	xyz(28.8789, 31.7998, 72.3123)
Luminance	0.3180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539FDC #DC9053

analogous

#53DCD4 #539FDC #535BDC

triadic

#539FDC #DC539F #9FDC53

tetradic

#539FDC #D453DC #DC9053 #5BDC53

square

#539FDC #D453DC #DC9053 #5BDC53

split-complementary

#539FDC #DC535B #DCD453

monochromatic

#1F6196 #2982C9 #539FDC #86BBE6 #B9D8F1

Accessibility & contrast

On white

2.85

#539FDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#539FDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #539FDC

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539FDC	#FFFFFF	#000000	##000000
##539FDC	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A0DF

Deuteranopia (green-blind)

#7293DB

Tritanopia (blue-blind)

#00AEB4

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #539fdc;
/* rgb */ color: rgb(83, 159, 220);
/* oklch */ color: oklch(68.0% 0.118 245.0);

Tailwind

colors: {
  custom: {
    50: '#8fbbe7',
    500: '#539fdc',
    950: '#000000',
  },
}

SCSS

$custom: #539fdc;
$custom-light: #8fbbe7;
$custom-dark: #000000;

JSON

{
  "hex": "#539fdc",
  "rgb": {
    "r": 83,
    "g": 159,
    "b": 220
  },
  "hsl": {
    "h": 206.715,
    "s": 66.184,
    "l": 59.412
  },
  "oklch": {
    "l": 0.67979,
    "c": 0.11799,
    "h": 245
  },
  "luminance": 0.31803
}

Semantic roles & 50–950 ramp

primary

#539FDC

secondary

#E0C2AB

accent

#8B3FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #539FDC

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

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