#539DBD#539DBD

#539DBD is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.1% C 0.088 H 228.4°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#539DBD
RGB	rgb(83, 157, 189)
HSL	hsl(198, 45%, 53%)
HSV	hsv(198, 56%, 74%)
CMYK	cmyk(56.1%, 16.9%, 0%, 25.9%)
CIE-LAB	lab(61.33, -13.79, -23.55)
CIE-LCH	lch(61.33, 27.29, 239.65°)
OKLab	oklab(66.1% -0.0582 -0.0655)
OKLCH	oklch(66.1% 0.088 228.4)
XYZ	xyz(24.8061, 29.6248, 52.5452)
Luminance	0.2963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#539DBD #BD7353

analogous

#53BDA8 #539DBD #5368BD

triadic

#539DBD #BD539D #9DBD53

tetradic

#539DBD #A853BD #BD7353 #68BD53

square

#539DBD #A853BD #BD7353 #68BD53

split-complementary

#539DBD #BD5368 #BDA853

monochromatic

#29586C #3A7C98 #539DBD #7FB6CE #ABCFDF

Accessibility & contrast

On white

3.03

#539DBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#539DBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #539DBD

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##539DBD	#FFFFFF	#000000	##000000
##539DBD	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9BBF

Deuteranopia (green-blind)

#7D8FBD

Tritanopia (blue-blind)

#00A6A7

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #539dbd;
/* rgb */ color: rgb(83, 157, 189);
/* oklch */ color: oklch(66.1% 0.088 228.4);

Tailwind

colors: {
  custom: {
    50: '#8cbad1',
    500: '#539dbd',
    950: '#000000',
  },
}

SCSS

$custom: #539dbd;
$custom-light: #8cbad1;
$custom-dark: #000000;

JSON

{
  "hex": "#539dbd",
  "rgb": {
    "r": 83,
    "g": 157,
    "b": 189
  },
  "hsl": {
    "h": 198.113,
    "s": 44.538,
    "l": 53.333
  },
  "oklch": {
    "l": 0.66095,
    "c": 0.08764,
    "h": 228.4
  },
  "luminance": 0.29627
}

Semantic roles & 50–950 ramp

primary

#539DBD

secondary

#CDAD9F

accent

#7A54D4

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #539DBD

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

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