#5BB2D8#5BB2D8

#5BB2D8 is a light, moderate cyan. Relative luminance 0.390; OKLCH L 72.4% C 0.100 H 228.9°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#5BB2D8
RGB	rgb(91, 178, 216)
HSL	hsl(198, 62%, 60%)
HSV	hsv(198, 58%, 85%)
CMYK	cmyk(57.9%, 17.6%, 0%, 15.3%)
CIE-LAB	lab(68.77, -15.28, -27.09)
CIE-LCH	lch(68.77, 31.11, 240.57°)
OKLab	oklab(72.44% -0.0658 -0.0755)
OKLCH	oklch(72.44% 0.1 228.9)
XYZ	xyz(32.6247, 39.0197, 70.7647)
Luminance	0.3902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB2D8 #D8815B

analogous

#5BD8BF #5BB2D8 #5B73D8

triadic

#5BB2D8 #D85BB2 #B2D85B

tetradic

#5BB2D8 #BF5BD8 #D8815B #73D85B

square

#5BB2D8 #BF5BD8 #D8815B #73D85B

split-complementary

#5BB2D8 #D85B73 #D8BF5B

monochromatic

#237395 #2F99C7 #5BB2D8 #8CC9E4 #BEE0F0

Accessibility & contrast

On white

2.39

#5BB2D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#5BB2D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB2D8

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB2D8	#FFFFFF	#000000	##000000
##5BB2D8	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EAFDA

Deuteranopia (green-blind)

#8DA2D8

Tritanopia (blue-blind)

#00BDBE

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #5bb2d8;
/* rgb */ color: rgb(91, 178, 216);
/* oklch */ color: oklch(72.4% 0.100 228.9);

Tailwind

colors: {
  custom: {
    50: '#93c9e4',
    500: '#5bb2d8',
    950: '#000000',
  },
}

SCSS

$custom: #5bb2d8;
$custom-light: #93c9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb2d8",
  "rgb": {
    "r": 91,
    "g": 178,
    "b": 216
  },
  "hsl": {
    "h": 198.24,
    "s": 61.576,
    "l": 60.196
  },
  "oklch": {
    "l": 0.7244,
    "c": 0.10018,
    "h": 228.9
  },
  "luminance": 0.39023
}

Semantic roles & 50–950 ramp

primary

#5BB2D8

secondary

#DFBEAF

accent

#511CC9

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB2D8

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

Preview Lab → · Contrast checker → · Palette generator →