#5591AC#5591AC

#5591AC is a light, moderate cyan. Relative luminance 0.252; OKLCH L 62.6% C 0.074 H 228.8°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#5591AC
RGB	rgb(85, 145, 172)
HSL	hsl(199, 34%, 50%)
HSV	hsv(199, 51%, 67%)
CMYK	cmyk(50.6%, 15.7%, 0%, 32.5%)
CIE-LAB	lab(57.23, -11.87, -20.20)
CIE-LCH	lch(57.23, 23.43, 239.56°)
OKLab	oklab(62.64% -0.0491 -0.056)
OKLCH	oklch(62.64% 0.074 228.8)
XYZ	xyz(21.3154, 25.1589, 42.7546)
Luminance	0.2516 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5591AC #AC7055

analogous

#55AC9B #5591AC #5565AC

triadic

#5591AC #AC5591 #91AC55

tetradic

#5591AC #9B55AC #AC7055 #65AC55

square

#5591AC #9B55AC #AC7055 #65AC55

split-complementary

#5591AC #AC5565 #AC9B55

monochromatic

#2C4C5A #406F84 #5591AC #7EACC0 #A7C6D4

Accessibility & contrast

On white

3.48

#5591AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#5591AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5591AC

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5591AC	#FFFFFF	#000000	##000000
##5591AC	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838FAD

Deuteranopia (green-blind)

#7785AC

Tritanopia (blue-blind)

#25999A

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5591ac;
/* rgb */ color: rgb(85, 145, 172);
/* oklch */ color: oklch(62.6% 0.074 228.8);

Tailwind

colors: {
  custom: {
    50: '#8ab1c4',
    500: '#5591ac',
    950: '#000000',
  },
}

SCSS

$custom: #5591ac;
$custom-light: #8ab1c4;
$custom-dark: #000000;

JSON

{
  "hex": "#5591ac",
  "rgb": {
    "r": 85,
    "g": 145,
    "b": 172
  },
  "hsl": {
    "h": 198.621,
    "s": 34.387,
    "l": 50.392
  },
  "oklch": {
    "l": 0.62644,
    "c": 0.07449,
    "h": 228.8
  },
  "luminance": 0.25161
}

Semantic roles & 50–950 ramp

primary

#5591AC

secondary

#C2A79B

accent

#7F5DCA

background

#F8FAFC

surface

#F0F5F8

border

#CBCFD1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #5591AC

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

Preview Lab → · Contrast checker → · Palette generator →