#5BD3EC#5BD3EC

#5BD3EC is a light, moderate cyan. Relative luminance 0.549; OKLCH L 80.8% C 0.112 H 213.7°. Best body text is #000000 at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#5BD3EC
RGB	rgb(91, 211, 236)
HSL	hsl(190, 79%, 64%)
HSV	hsv(190, 61%, 93%)
CMYK	cmyk(61.4%, 10.6%, 0%, 7.5%)
CIE-LAB	lab(78.96, -26.25, -22.34)
CIE-LCH	lch(78.96, 34.47, 220.39°)
OKLab	oklab(80.83% -0.0931 -0.062)
OKLCH	oklch(80.83% 0.112 213.7)
XYZ	xyz(42.7428, 54.8644, 87.6779)
Luminance	0.5487 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD3EC #EC745B

analogous

#5BECBD #5BD3EC #5B8BEC

triadic

#5BD3EC #EC5BD3 #D3EC5B

tetradic

#5BD3EC #BD5BEC #EC745B #8BEC5B

square

#5BD3EC #BD5BEC #EC745B #8BEC5B

split-complementary

#5BD3EC #EC5B8B #ECBD5B

monochromatic

#159BB7 #24C4E6 #5BD3EC #92E2F2 #C9F0F9

Accessibility & contrast

On white

1.75

#5BD3EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.97

#5BD3EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD3EC

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD3EC	#FFFFFF	#000000	##000000
##5BD3EC	1.00	1.75	11.97	11.97
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.97	21.00	1.00	1.00
##000000	11.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0CDED

Deuteranopia (green-blind)

#ABBDEC

Tritanopia (blue-blind)

#00DDDB

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #5bd3ec;
/* rgb */ color: rgb(91, 211, 236);
/* oklch */ color: oklch(80.8% 0.112 213.7);

Tailwind

colors: {
  custom: {
    50: '#97e0f2',
    500: '#5bd3ec',
    950: '#000000',
  },
}

SCSS

$custom: #5bd3ec;
$custom-light: #97e0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd3ec",
  "rgb": {
    "r": 91,
    "g": 211,
    "b": 236
  },
  "hsl": {
    "h": 190.345,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.80834,
    "c": 0.11183,
    "h": 213.7
  },
  "luminance": 0.54869
}

Semantic roles & 50–950 ramp

primary

#5BD3EC

secondary

#B74B34

accent

#2E0ADC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #5BD3EC

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

Preview Lab → · Contrast checker → · Palette generator →