#5BB8EA#5BB8EA

#5BB8EA is a light, moderate cyan. Relative luminance 0.424; OKLCH L 74.6% C 0.114 H 234.7°. Best body text is #000000 at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#5BB8EA
RGB	rgb(91, 184, 234)
HSL	hsl(201, 77%, 64%)
HSV	hsv(201, 61%, 92%)
CMYK	cmyk(61.1%, 21.4%, 0%, 8.2%)
CIE-LAB	lab(71.17, -12.99, -33.20)
CIE-LCH	lch(71.17, 35.65, 248.64°)
OKLab	oklab(74.59% -0.0659 -0.093)
OKLCH	oklch(74.59% 0.114 234.7)
XYZ	xyz(36.3005, 42.4421, 84.1050)
Luminance	0.4245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB8EA #EA8D5B

analogous

#5BEAD4 #5BB8EA #5B70EA

triadic

#5BB8EA #EA5BB8 #B8EA5B

tetradic

#5BB8EA #D45BEA #EA8D5B #70EA5B

square

#5BB8EA #D45BEA #EA8D5B #70EA5B

split-complementary

#5BB8EA #EA5B70 #EAD45B

monochromatic

#177DB4 #25A1E3 #5BB8EA #91CFF1 #C8E7F8

Accessibility & contrast

On white

2.21

#5BB8EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.49

#5BB8EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB8EA

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB8EA	#FFFFFF	#000000	##000000
##5BB8EA	1.00	2.21	9.49	9.49
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.49	21.00	1.00	1.00
##000000	9.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B6EC

Deuteranopia (green-blind)

#8CA8E9

Tritanopia (blue-blind)

#00C5C9

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #5bb8ea;
/* rgb */ color: rgb(91, 184, 234);
/* oklch */ color: oklch(74.6% 0.114 234.7);

Tailwind

colors: {
  custom: {
    50: '#96cdf1',
    500: '#5bb8ea',
    950: '#000000',
  },
}

SCSS

$custom: #5bb8ea;
$custom-light: #96cdf1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb8ea",
  "rgb": {
    "r": 91,
    "g": 184,
    "b": 234
  },
  "hsl": {
    "h": 200.979,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.74585,
    "c": 0.11394,
    "h": 234.7
  },
  "luminance": 0.42446
}

Semantic roles & 50–950 ramp

primary

#5BB8EA

secondary

#EAC9B7

accent

#540CDA

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB8EA

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

Preview Lab → · Contrast checker → · Palette generator →