#5BBBE0#5BBBE0

#5BBBE0 is a light, moderate cyan. Relative luminance 0.431; OKLCH L 74.8% C 0.105 H 226.1°. Best body text is #000000 at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#5BBBE0
RGB	rgb(91, 187, 224)
HSL	hsl(197, 68%, 62%)
HSV	hsv(197, 59%, 88%)
CMYK	cmyk(59.4%, 16.5%, 0%, 12.2%)
CIE-LAB	lab(71.65, -17.61, -27.03)
CIE-LCH	lch(71.65, 32.26, 236.91°)
OKLab	oklab(74.84% -0.0726 -0.0753)
OKLCH	oklch(74.84% 0.105 226.1)
XYZ	xyz(35.5340, 43.1431, 76.9614)
Luminance	0.4315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBBE0 #E0805B

analogous

#5BE0C3 #5BBBE0 #5B79E0

triadic

#5BBBE0 #E05BBB #BBE05B

tetradic

#5BBBE0 #C35BE0 #E0805B #79E05B

square

#5BBBE0 #C35BE0 #E0805B #79E05B

split-complementary

#5BBBE0 #E05B79 #E0C35B

monochromatic

#1F7DA2 #28A5D5 #5BBBE0 #8ED0EA #C2E6F3

Accessibility & contrast

On white

2.18

#5BBBE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.63

#5BBBE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBBE0

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBBE0	#FFFFFF	#000000	##000000
##5BBBE0	1.00	2.18	9.63	9.63
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.63	21.00	1.00	1.00
##000000	9.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7B8E2

Deuteranopia (green-blind)

#94A9E0

Tritanopia (blue-blind)

#00C6C7

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #5bbbe0;
/* rgb */ color: rgb(91, 187, 224);
/* oklch */ color: oklch(74.8% 0.105 226.1);

Tailwind

colors: {
  custom: {
    50: '#95cfe9',
    500: '#5bbbe0',
    950: '#000000',
  },
}

SCSS

$custom: #5bbbe0;
$custom-light: #95cfe9;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbbe0",
  "rgb": {
    "r": 91,
    "g": 187,
    "b": 224
  },
  "hsl": {
    "h": 196.692,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.7484,
    "c": 0.10459,
    "h": 226.1
  },
  "luminance": 0.43147
}

Semantic roles & 50–950 ramp

primary

#5BBBE0

secondary

#E4C0B3

accent

#4915D0

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BBBE0

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

Preview Lab → · Contrast checker → · Palette generator →