#559DCE#559DCE

#559DCE is a light, moderate cyan. Relative luminance 0.305; OKLCH L 66.9% C 0.103 H 240.4°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#559DCE
RGB	rgb(85, 157, 206)
HSL	hsl(204, 55%, 57%)
HSV	hsv(204, 59%, 81%)
CMYK	cmyk(58.7%, 23.8%, 0%, 19.2%)
CIE-LAB	lab(62.08, -8.12, -31.90)
CIE-LCH	lch(62.08, 32.92, 255.71°)
OKLab	oklab(66.94% -0.0507 -0.0894)
OKLCH	oklch(66.94% 0.103 240.4)
XYZ	xyz(26.9397, 30.4990, 62.8477)
Luminance	0.3050 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DCE #CE8655

analogous

#55CEC3 #559DCE #5560CE

triadic

#559DCE #CE559D #9DCE55

tetradic

#559DCE #C355CE #CE8655 #60CE55

square

#559DCE #C355CE #CE8655 #60CE55

split-complementary

#559DCE #CE5560 #CEC355

monochromatic

#265D83 #337FB2 #559DCE #85B8DC #B4D4E9

Accessibility & contrast

On white

2.96

#559DCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#559DCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DCE

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DCE	#FFFFFF	#000000	##000000
##559DCE	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879DD0

Deuteranopia (green-blind)

#7791CD

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #559dce;
/* rgb */ color: rgb(85, 157, 206);
/* oklch */ color: oklch(66.9% 0.103 240.4);

Tailwind

colors: {
  custom: {
    50: '#8eb9dd',
    500: '#559dce',
    950: '#000000',
  },
}

SCSS

$custom: #559dce;
$custom-light: #8eb9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#559dce",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 206
  },
  "hsl": {
    "h": 204.298,
    "s": 55.251,
    "l": 57.059
  },
  "oklch": {
    "l": 0.66938,
    "c": 0.10277,
    "h": 240.4
  },
  "luminance": 0.30501
}

Semantic roles & 50–950 ramp

primary

#559DCE

secondary

#D8BBA7

accent

#8649DF

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559DCE

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

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