#5581BE#5581BE

#5581BE is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.8% C 0.106 H 256.8°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#5581BE
RGB	rgb(85, 129, 190)
HSL	hsl(215, 45%, 54%)
HSV	hsv(215, 55%, 75%)
CMYK	cmyk(55.3%, 32.1%, 0%, 25.5%)
CIE-LAB	lab(53.33, 2.90, -36.52)
CIE-LCH	lch(53.33, 36.64, 274.54°)
OKLab	oklab(59.82% -0.0242 -0.1029)
OKLCH	oklch(59.82% 0.106 256.8)
XYZ	xyz(20.8876, 21.3478, 51.7250)
Luminance	0.2135 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5581BE #BE9255

analogous

#55B6BE #5581BE #5E55BE

triadic

#5581BE #BE5581 #81BE55

tetradic

#5581BE #BE55B6 #BE9255 #55BE5E

square

#5581BE #BE55B6 #BE9255 #55BE5E

split-complementary

#5581BE #BE5E55 #B6BE55

monochromatic

#2A476E #3B639B #5581BE #81A2CF #AEC3E0

Accessibility & contrast

On white

3.98

#5581BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#5581BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5581BE

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5581BE	#FFFFFF	#000000	##000000
##5581BE	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6885C1

Deuteranopia (green-blind)

#5B7BBD

Tritanopia (blue-blind)

#108F97

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #5581be;
/* rgb */ color: rgb(85, 129, 190);
/* oklch */ color: oklch(59.8% 0.106 256.8);

Tailwind

colors: {
  custom: {
    50: '#8ca5d2',
    500: '#5581be',
    950: '#000000',
  },
}

SCSS

$custom: #5581be;
$custom-light: #8ca5d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5581be",
  "rgb": {
    "r": 85,
    "g": 129,
    "b": 190
  },
  "hsl": {
    "h": 214.857,
    "s": 44.681,
    "l": 53.922
  },
  "oklch": {
    "l": 0.59817,
    "c": 0.10573,
    "h": 256.8
  },
  "luminance": 0.2135
}

Semantic roles & 50–950 ramp

primary

#5581BE

secondary

#CEBBA1

accent

#9E53D4

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0D0F14

muted

#7D7F82

Preview Lab

Preview with #5581BE

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

Preview Lab → · Contrast checker → · Palette generator →