#5590CF#5590CF

#5590CF is a light, moderate cyan. Relative luminance 0.264; OKLCH L 64.0% C 0.114 H 251.4°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#5590CF
RGB	rgb(85, 144, 207)
HSL	hsl(211, 56%, 57%)
HSV	hsv(211, 59%, 81%)
CMYK	cmyk(58.9%, 30.4%, 0%, 18.8%)
CIE-LAB	lab(58.40, -0.41, -38.21)
CIE-LCH	lch(58.40, 38.21, 269.39°)
OKLab	oklab(64.05% -0.0362 -0.1077)
OKLCH	oklch(64.05% 0.114 251.4)
XYZ	xyz(24.9780, 26.3806, 62.7950)
Luminance	0.2638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5590CF #CF9455

analogous

#55CDCF #5590CF #5755CF

triadic

#5590CF #CF5590 #90CF55

tetradic

#5590CF #CF55CD #CF9455 #55CF57

square

#5590CF #CF55CD #CF9455 #55CF57

split-complementary

#5590CF #CF5755 #CDCF55

monochromatic

#255384 #3371B4 #5590CF #85AFDC #B4CEEA

Accessibility & contrast

On white

3.35

#5590CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#5590CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5590CF

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5590CF	#FFFFFF	#000000	##000000
##5590CF	1.00	3.35	6.28	6.28
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7693D2

Deuteranopia (green-blind)

#6587CE

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5590cf;
/* rgb */ color: rgb(85, 144, 207);
/* oklch */ color: oklch(64.0% 0.114 251.4);

Tailwind

colors: {
  custom: {
    50: '#8eb0de',
    500: '#5590cf',
    950: '#000000',
  },
}

SCSS

$custom: #5590cf;
$custom-light: #8eb0de;
$custom-dark: #000000;

JSON

{
  "hex": "#5590cf",
  "rgb": {
    "r": 85,
    "g": 144,
    "b": 207
  },
  "hsl": {
    "h": 210.984,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.64047,
    "c": 0.11362,
    "h": 251.4
  },
  "luminance": 0.26383
}

Semantic roles & 50–950 ramp

primary

#5590CF

secondary

#D9C1A7

accent

#9649DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #5590CF

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

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