#5591DA#5591DA

#5591DA is a light, vivid cyan. Relative luminance 0.272; OKLCH L 64.8% C 0.127 H 254.3°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#5591DA
RGB	rgb(85, 145, 218)
HSL	hsl(213, 64%, 59%)
HSV	hsv(213, 61%, 85%)
CMYK	cmyk(61%, 33.5%, 0%, 14.5%)
CIE-LAB	lab(59.20, 2.61, -43.11)
CIE-LCH	lch(59.20, 43.19, 273.46°)
OKLab	oklab(64.84% -0.0342 -0.1219)
OKLCH	oklch(64.84% 0.127 254.3)
XYZ	xyz(26.5221, 27.2416, 70.1765)
Luminance	0.2724 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5591DA #DA9E55

analogous

#55D4DA #5591DA #5C55DA

triadic

#5591DA #DA5591 #91DA55

tetradic

#5591DA #DA55D4 #DA9E55 #55DA5C

square

#5591DA #DA55D4 #DA9E55 #55DA5C

split-complementary

#5591DA #DA5C55 #D4DA55

monochromatic

#205594 #2B71C7 #5591DA #87B2E5 #BAD2F0

Accessibility & contrast

On white

3.26

#5591DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#5591DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5591DA

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5591DA	#FFFFFF	#000000	##000000
##5591DA	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7295DD

Deuteranopia (green-blind)

#6089D9

Tritanopia (blue-blind)

#00A2AB

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #5591da;
/* rgb */ color: rgb(85, 145, 218);
/* oklch */ color: oklch(64.8% 0.127 254.3);

Tailwind

colors: {
  custom: {
    50: '#90b0e6',
    500: '#5591da',
    950: '#000000',
  },
}

SCSS

$custom: #5591da;
$custom-light: #90b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5591da",
  "rgb": {
    "r": 85,
    "g": 145,
    "b": 218
  },
  "hsl": {
    "h": 212.932,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.64844,
    "c": 0.12666,
    "h": 254.3
  },
  "luminance": 0.27244
}

Semantic roles & 50–950 ramp

primary

#5591DA

secondary

#DFC8AB

accent

#9C41E7

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #5591DA

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

Preview Lab → · Contrast checker → · Palette generator →