#5BB0F0#5BB0F0

#5BB0F0 is a light, vivid cyan. Relative luminance 0.396; OKLCH L 73.1% C 0.125 H 243.5°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#5BB0F0
RGB	rgb(91, 176, 240)
HSL	hsl(206, 83%, 65%)
HSV	hsv(206, 62%, 94%)
CMYK	cmyk(62.1%, 26.7%, 0%, 5.9%)
CIE-LAB	lab(69.16, -6.77, -39.60)
CIE-LCH	lch(69.16, 40.18, 260.31°)
OKLab	oklab(73.07% -0.0557 -0.1114)
OKLCH	oklch(73.07% 0.125 243.5)
XYZ	xyz(35.5620, 39.5626, 88.1834)
Luminance	0.3957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB0F0 #F09B5B

analogous

#5BF0E6 #5BB0F0 #5B65F0

triadic

#5BB0F0 #F05BB0 #B0F05B

tetradic

#5BB0F0 #E65BF0 #F09B5B #65F05B

square

#5BB0F0 #E65BF0 #F09B5B #65F05B

split-complementary

#5BB0F0 #F05B65 #F0E65B

monochromatic

#1175BF #2395EB #5BB0F0 #93CBF5 #CBE6FA

Accessibility & contrast

On white

2.36

#5BB0F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#5BB0F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB0F0

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB0F0	#FFFFFF	#000000	##000000
##5BB0F0	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94B1F3

Deuteranopia (green-blind)

#7FA2EF

Tritanopia (blue-blind)

#00C0C6

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb0f0;
/* rgb */ color: rgb(91, 176, 240);
/* oklch */ color: oklch(73.1% 0.125 243.5);

Tailwind

colors: {
  custom: {
    50: '#96c7f5',
    500: '#5bb0f0',
    950: '#000000',
  },
}

SCSS

$custom: #5bb0f0;
$custom-light: #96c7f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb0f0",
  "rgb": {
    "r": 91,
    "g": 176,
    "b": 240
  },
  "hsl": {
    "h": 205.772,
    "s": 83.24,
    "l": 64.902
  },
  "oklch": {
    "l": 0.73068,
    "c": 0.12457,
    "h": 243.5
  },
  "luminance": 0.39566
}

Semantic roles & 50–950 ramp

primary

#5BB0F0

secondary

#EDD0BA

accent

#6306E0

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0F1317

muted

#7E8285

Preview Lab

Preview with #5BB0F0

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

Preview Lab → · Contrast checker → · Palette generator →