#5B9CCC#5B9CCC

#5B9CCC is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.9% C 0.098 H 242.2°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#5B9CCC
RGB	rgb(91, 156, 204)
HSL	hsl(205, 53%, 58%)
HSV	hsv(205, 55%, 80%)
CMYK	cmyk(55.4%, 23.5%, 0%, 20%)
CIE-LAB	lab(61.96, -6.96, -30.95)
CIE-LCH	lch(61.96, 31.72, 257.32°)
OKLab	oklab(66.88% -0.0457 -0.0866)
OKLCH	oklch(66.88% 0.098 242.2)
XYZ	xyz(27.0980, 30.3584, 61.5468)
Luminance	0.3036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9CCC #CC8B5B

analogous

#5BCCC4 #5B9CCC #5B63CC

triadic

#5B9CCC #CC5B9C #9CCC5B

tetradic

#5B9CCC #C45BCC #CC8B5B #63CC5B

square

#5B9CCC #C45BCC #CC8B5B #63CC5B

split-complementary

#5B9CCC #CC5B63 #CCC45B

monochromatic

#295D84 #377EB2 #5B9CCC #8AB8DB #B8D4E9

Accessibility & contrast

On white

2.97

#5B9CCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#5B9CCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9CCC

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9CCC	#FFFFFF	#000000	##000000
##5B9CCC	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879CCE

Deuteranopia (green-blind)

#7891CB

Tritanopia (blue-blind)

#00A8AC

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #5b9ccc;
/* rgb */ color: rgb(91, 156, 204);
/* oklch */ color: oklch(66.9% 0.098 242.2);

Tailwind

colors: {
  custom: {
    50: '#91b9db',
    500: '#5b9ccc',
    950: '#000000',
  },
}

SCSS

$custom: #5b9ccc;
$custom-light: #91b9db;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9ccc",
  "rgb": {
    "r": 91,
    "g": 156,
    "b": 204
  },
  "hsl": {
    "h": 205.487,
    "s": 52.558,
    "l": 57.843
  },
  "oklch": {
    "l": 0.66884,
    "c": 0.09791,
    "h": 242.2
  },
  "luminance": 0.30361
}

Semantic roles & 50–950 ramp

primary

#5B9CCC

secondary

#D8BEAB

accent

#894CDC

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #5B9CCC

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

Preview Lab → · Contrast checker → · Palette generator →