#5580BC#5580BC

#5580BC is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 59.5% C 0.104 H 256.9°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#5580BC
RGB	rgb(85, 128, 188)
HSL	hsl(215, 43%, 54%)
HSV	hsv(215, 55%, 74%)
CMYK	cmyk(54.8%, 31.9%, 0%, 26.3%)
CIE-LAB	lab(52.95, 2.85, -35.98)
CIE-LCH	lch(52.95, 36.09, 274.54°)
OKLab	oklab(59.49% -0.0236 -0.1013)
OKLCH	oklch(59.49% 0.104 256.9)
XYZ	xyz(20.5394, 20.9989, 50.5380)
Luminance	0.2100 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580BC #BC9155

analogous

#55B4BC #5580BC #5D55BC

triadic

#5580BC #BC5580 #80BC55

tetradic

#5580BC #BC55B4 #BC9155 #55BC5D

square

#5580BC #BC55B4 #BC9155 #55BC5D

split-complementary

#5580BC #BC5D55 #B4BC55

monochromatic

#2B466C #3C6298 #5580BC #81A1CD #ADC2DF

Accessibility & contrast

On white

4.04

#5580BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#5580BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580BC

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580BC	#FFFFFF	#000000	##000000
##5580BC	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6884BF

Deuteranopia (green-blind)

#5B7ABB

Tritanopia (blue-blind)

#158D95

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5580bc;
/* rgb */ color: rgb(85, 128, 188);
/* oklch */ color: oklch(59.5% 0.104 256.9);

Tailwind

colors: {
  custom: {
    50: '#8ca4d0',
    500: '#5580bc',
    950: '#000000',
  },
}

SCSS

$custom: #5580bc;
$custom-light: #8ca4d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5580bc",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 188
  },
  "hsl": {
    "h": 214.951,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.5949,
    "c": 0.10405,
    "h": 256.9
  },
  "luminance": 0.21
}

Semantic roles & 50–950 ramp

primary

#5580BC

secondary

#CCBAA0

accent

#9E55D3

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0D0F14

muted

#7D7F82

Preview Lab

Preview with #5580BC

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

Preview Lab → · Contrast checker → · Palette generator →