#5BBDD8#5BBDD8

#5BBDD8 is a light, moderate cyan. Relative luminance 0.436; OKLCH L 75.0% C 0.099 H 218.5°. Best body text is #000000 at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#5BBDD8
RGB	rgb(91, 189, 216)
HSL	hsl(193, 62%, 60%)
HSV	hsv(193, 58%, 85%)
CMYK	cmyk(57.9%, 12.5%, 0%, 15.3%)
CIE-LAB	lab(71.94, -21.02, -22.23)
CIE-LCH	lch(71.94, 30.59, 226.61°)
OKLab	oklab(74.98% -0.0777 -0.0617)
OKLCH	oklch(74.98% 0.099 218.5)
XYZ	xyz(34.9017, 43.5738, 71.5237)
Luminance	0.4358 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBDD8 #D8765B

analogous

#5BD8B4 #5BBDD8 #5B7ED8

triadic

#5BBDD8 #D85BBD #BDD85B

tetradic

#5BBDD8 #B45BD8 #D8765B #7ED85B

square

#5BBDD8 #B45BD8 #D8765B #7ED85B

split-complementary

#5BBDD8 #D85B7E #D8B45B

monochromatic

#237D95 #2FA6C7 #5BBDD8 #8CD1E4 #BEE5F0

Accessibility & contrast

On white

2.16

#5BBDD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.72

#5BBDD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBDD8

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBDD8	#FFFFFF	#000000	##000000
##5BBDD8	1.00	2.16	9.72	9.72
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.72	21.00	1.00	1.00
##000000	9.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB8DA

Deuteranopia (green-blind)

#99AAD8

Tritanopia (blue-blind)

#00C6C5

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #5bbdd8;
/* rgb */ color: rgb(91, 189, 216);
/* oklch */ color: oklch(75.0% 0.099 218.5);

Tailwind

colors: {
  custom: {
    50: '#94d1e4',
    500: '#5bbdd8',
    950: '#000000',
  },
}

SCSS

$custom: #5bbdd8;
$custom-light: #94d1e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbdd8",
  "rgb": {
    "r": 91,
    "g": 189,
    "b": 216
  },
  "hsl": {
    "h": 192.96,
    "s": 61.576,
    "l": 60.196
  },
  "oklch": {
    "l": 0.74978,
    "c": 0.09924,
    "h": 218.5
  },
  "luminance": 0.43577
}

Semantic roles & 50–950 ramp

primary

#5BBDD8

secondary

#DFBAAF

accent

#421CC9

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #5BBDD8

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

Preview Lab → · Contrast checker → · Palette generator →