#5BD5F1#5BD5F1

#5BD5F1 is a light, moderate cyan. Relative luminance 0.562; OKLCH L 81.5% C 0.114 H 215.5°. Best body text is #000000 at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#5BD5F1
RGB	rgb(91, 213, 241)
HSL	hsl(191, 84%, 65%)
HSV	hsv(191, 62%, 95%)
CMYK	cmyk(62.2%, 11.6%, 0%, 5.5%)
CIE-LAB	lab(79.70, -25.79, -23.88)
CIE-LCH	lch(79.70, 35.15, 222.80°)
OKLab	oklab(81.49% -0.0932 -0.0664)
OKLCH	oklch(81.49% 0.114 215.5)
XYZ	xyz(43.9793, 56.1589, 91.7240)
Luminance	0.5616 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD5F1 #F1775B

analogous

#5BF1C2 #5BD5F1 #5B8AF1

triadic

#5BD5F1 #F15BD5 #D5F15B

tetradic

#5BD5F1 #C25BF1 #F1775B #8AF15B

square

#5BD5F1 #C25BF1 #F1775B #8AF15B

split-complementary

#5BD5F1 #F15B8A #F1C25B

monochromatic

#10A0C1 #23C7EC #5BD5F1 #93E3F6 #CCF2FB

Accessibility & contrast

On white

1.72

#5BD5F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.23

#5BD5F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD5F1

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD5F1	#FFFFFF	#000000	##000000
##5BD5F1	1.00	1.72	12.23	12.23
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.23	21.00	1.00	1.00
##000000	12.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1CFF3

Deuteranopia (green-blind)

#ACBFF1

Tritanopia (blue-blind)

#00DFDE

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #5bd5f1;
/* rgb */ color: rgb(91, 213, 241);
/* oklch */ color: oklch(81.5% 0.114 215.5);

Tailwind

colors: {
  custom: {
    50: '#98e2f5',
    500: '#5bd5f1',
    950: '#000000',
  },
}

SCSS

$custom: #5bd5f1;
$custom-light: #98e2f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd5f1",
  "rgb": {
    "r": 91,
    "g": 213,
    "b": 241
  },
  "hsl": {
    "h": 191.2,
    "s": 84.27,
    "l": 65.098
  },
  "oklch": {
    "l": 0.81485,
    "c": 0.11439,
    "h": 215.5
  },
  "luminance": 0.56164
}

Semantic roles & 50–950 ramp

primary

#5BD5F1

secondary

#BF4C31

accent

#2E05E1

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD5F1

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

Preview Lab → · Contrast checker → · Palette generator →