#5590BC#5590BC

#5590BC is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.1% C 0.091 H 242.3°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#5590BC
RGB	rgb(85, 144, 188)
HSL	hsl(206, 43%, 54%)
HSV	hsv(206, 55%, 74%)
CMYK	cmyk(54.8%, 23.4%, 0%, 26.3%)
CIE-LAB	lab(57.57, -6.45, -28.78)
CIE-LCH	lch(57.57, 29.49, 257.36°)
OKLab	oklab(63.12% -0.0422 -0.0805)
OKLCH	oklch(63.12% 0.091 242.3)
XYZ	xyz(22.7934, 25.5067, 51.2893)
Luminance	0.2551 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5590BC #BC8155

analogous

#55BCB4 #5590BC #555CBC

triadic

#5590BC #BC5590 #90BC55

tetradic

#5590BC #B455BC #BC8155 #5CBC55

square

#5590BC #B455BC #BC8155 #5CBC55

split-complementary

#5590BC #BC555C #BCB455

monochromatic

#2B506C #3C7198 #5590BC #81ADCD #ADC9DF

Accessibility & contrast

On white

3.44

#5590BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#5590BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5590BC

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5590BC	#FFFFFF	#000000	##000000
##5590BC	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D90BE

Deuteranopia (green-blind)

#6F86BB

Tritanopia (blue-blind)

#099B9F

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5590bc;
/* rgb */ color: rgb(85, 144, 188);
/* oklch */ color: oklch(63.1% 0.091 242.3);

Tailwind

colors: {
  custom: {
    50: '#8cb0d0',
    500: '#5590bc',
    950: '#000000',
  },
}

SCSS

$custom: #5590bc;
$custom-light: #8cb0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5590bc",
  "rgb": {
    "r": 85,
    "g": 144,
    "b": 188
  },
  "hsl": {
    "h": 205.631,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.63119,
    "c": 0.09085,
    "h": 242.3
  },
  "luminance": 0.25509
}

Semantic roles & 50–950 ramp

primary

#5590BC

secondary

#CCB3A0

accent

#8B55D3

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0D1014

muted

#7D7F82

Preview Lab

Preview with #5590BC

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

Preview Lab → · Contrast checker → · Palette generator →