#5BB5C8#5BB5C8

#5BB5C8 is a light, moderate cyan. Relative luminance 0.394; OKLCH L 72.5% C 0.090 H 213.3°. Best body text is #000000 at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#5BB5C8
RGB	rgb(91, 181, 200)
HSL	hsl(190, 50%, 57%)
HSV	hsv(190, 55%, 78%)
CMYK	cmyk(54.5%, 9.5%, 0%, 21.6%)
CIE-LAB	lab(69.07, -21.54, -17.84)
CIE-LCH	lch(69.07, 27.97, 219.63°)
OKLab	oklab(72.49% -0.0752 -0.0494)
OKLCH	oklch(72.49% 0.09 213.3)
XYZ	xyz(31.2595, 39.4391, 60.5976)
Luminance	0.3944 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB5C8 #C86E5B

analogous

#5BC8A5 #5BB5C8 #5B7EC8

triadic

#5BB5C8 #C85BB5 #B5C85B

tetradic

#5BB5C8 #A55BC8 #C86E5B #7EC85B

square

#5BB5C8 #A55BC8 #C86E5B #7EC85B

split-complementary

#5BB5C8 #C85B7E #C8A55B

monochromatic

#2A707E #3A98AC #5BB5C8 #89CAD7 #B7DEE7

Accessibility & contrast

On white

2.36

#5BB5C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.89

#5BB5C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB5C8

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB5C8	#FFFFFF	#000000	##000000
##5BB5C8	1.00	2.36	8.89	8.89
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.89	21.00	1.00	1.00
##000000	8.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7B0C9

Deuteranopia (green-blind)

#96A3C8

Tritanopia (blue-blind)

#00BDBB

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb5c8;
/* rgb */ color: rgb(91, 181, 200);
/* oklch */ color: oklch(72.5% 0.090 213.3);

Tailwind

colors: {
  custom: {
    50: '#92cbd8',
    500: '#5bb5c8',
    950: '#000000',
  },
}

SCSS

$custom: #5bb5c8;
$custom-light: #92cbd8;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb5c8",
  "rgb": {
    "r": 91,
    "g": 181,
    "b": 200
  },
  "hsl": {
    "h": 190.459,
    "s": 49.772,
    "l": 57.059
  },
  "oklch": {
    "l": 0.72493,
    "c": 0.08998,
    "h": 213.3
  },
  "luminance": 0.39442
}

Semantic roles & 50–950 ramp

primary

#5BB5C8

secondary

#D6B1A9

accent

#674FD9

background

#F9FCFD

surface

#F2F8FA

border

#CCD1D3

text

#0E1314

muted

#7E8283

Preview Lab

Preview with #5BB5C8

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

Preview Lab → · Contrast checker → · Palette generator →