#5590DB#5590DB

#5590DB is a light, vivid cyan. Relative luminance 0.270; OKLCH L 64.7% C 0.129 H 255.2°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#5590DB
RGB	rgb(85, 144, 219)
HSL	hsl(214, 65%, 60%)
HSV	hsv(214, 61%, 86%)
CMYK	cmyk(61.2%, 34.2%, 0%, 14.1%)
CIE-LAB	lab(58.96, 3.52, -44.03)
CIE-LCH	lch(58.96, 44.17, 274.57°)
OKLab	oklab(64.68% -0.0329 -0.1246)
OKLCH	oklch(64.68% 0.129 255.2)
XYZ	xyz(26.5012, 26.9898, 70.8171)
Luminance	0.2699 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5590DB #DBA055

analogous

#55D3DB #5590DB #5D55DB

triadic

#5590DB #DB5590 #90DB55

tetradic

#5590DB #DB55D3 #DBA055 #55DB5D

square

#5590DB #DB55D3 #DBA055 #55DB5D

split-complementary

#5590DB #DB5D55 #D3DB55

monochromatic

#205496 #2A70C8 #5590DB #88B1E6 #BAD2F0

Accessibility & contrast

On white

3.28

#5590DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#5590DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5590DB

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5590DB	#FFFFFF	#000000	##000000
##5590DB	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7095DE

Deuteranopia (green-blind)

#5E88D9

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #5590db;
/* rgb */ color: rgb(85, 144, 219);
/* oklch */ color: oklch(64.7% 0.129 255.2);

Tailwind

colors: {
  custom: {
    50: '#90b0e6',
    500: '#5590db',
    950: '#000000',
  },
}

SCSS

$custom: #5590db;
$custom-light: #90b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5590db",
  "rgb": {
    "r": 85,
    "g": 144,
    "b": 219
  },
  "hsl": {
    "h": 213.582,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64678,
    "c": 0.12892,
    "h": 255.2
  },
  "luminance": 0.26992
}

Semantic roles & 50–950 ramp

primary

#5590DB

secondary

#E0C9AC

accent

#9E40E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5590DB

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

Preview Lab → · Contrast checker → · Palette generator →