#5BB2F4#5BB2F4

#5BB2F4 is a light, vivid cyan. Relative luminance 0.406; OKLCH L 73.7% C 0.128 H 243.7°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#5BB2F4
RGB	rgb(91, 178, 244)
HSL	hsl(206, 87%, 66%)
HSV	hsv(206, 63%, 96%)
CMYK	cmyk(62.7%, 27%, 0%, 4.3%)
CIE-LAB	lab(69.89, -6.59, -40.63)
CIE-LCH	lch(69.89, 41.16, 260.78°)
OKLab	oklab(73.7% -0.0565 -0.1144)
OKLCH	oklch(73.7% 0.128 243.7)
XYZ	xyz(36.5578, 40.5930, 91.4790)
Luminance	0.4060 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB2F4 #F49D5B

analogous

#5BF4E9 #5BB2F4 #5B65F4

triadic

#5BB2F4 #F45BB2 #B2F45B

tetradic

#5BB2F4 #E95BF4 #F49D5B #65F45B

square

#5BB2F4 #E95BF4 #F49D5B #65F45B

split-complementary

#5BB2F4 #F45B65 #F4E95B

monochromatic

#0D77C7 #2297F0 #5BB2F4 #94CDF8 #CEE8FC

Accessibility & contrast

On white

2.30

#5BB2F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#5BB2F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB2F4

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB2F4	#FFFFFF	#000000	##000000
##5BB2F4	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B3F7

Deuteranopia (green-blind)

#80A4F3

Tritanopia (blue-blind)

#00C2C9

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #5bb2f4;
/* rgb */ color: rgb(91, 178, 244);
/* oklch */ color: oklch(73.7% 0.128 243.7);

Tailwind

colors: {
  custom: {
    50: '#97c8f8',
    500: '#5bb2f4',
    950: '#000000',
  },
}

SCSS

$custom: #5bb2f4;
$custom-light: #97c8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb2f4",
  "rgb": {
    "r": 91,
    "g": 178,
    "b": 244
  },
  "hsl": {
    "h": 205.882,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.73703,
    "c": 0.12758,
    "h": 243.7
  },
  "luminance": 0.40597
}

Semantic roles & 50–950 ramp

primary

#5BB2F4

secondary

#EFD2BC

accent

#6302E4

background

#F9FCFF

surface

#F2F8FF

border

#CCD1D7

text

#0F1317

muted

#7E8285

Preview Lab

Preview with #5BB2F4

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

Preview Lab → · Contrast checker → · Palette generator →