#5BB2EE#5BB2EE

#5BB2EE is a light, vivid cyan. Relative luminance 0.402; OKLCH L 73.4% C 0.121 H 241.2°. Best body text is #000000 at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#5BB2EE
RGB	rgb(91, 178, 238)
HSL	hsl(204, 81%, 65%)
HSV	hsv(204, 62%, 93%)
CMYK	cmyk(61.8%, 25.2%, 0%, 6.7%)
CIE-LAB	lab(69.64, -8.50, -37.77)
CIE-LCH	lch(69.64, 38.71, 257.32°)
OKLab	oklab(73.42% -0.0583 -0.1061)
OKLCH	oklch(73.42% 0.121 241.2)
XYZ	xyz(35.6616, 40.2345, 86.7590)
Luminance	0.4024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB2EE #EE975B

analogous

#5BEEE1 #5BB2EE #5B69EE

triadic

#5BB2EE #EE5BB2 #B2EE5B

tetradic

#5BB2EE #E15BEE #EE975B #69EE5B

square

#5BB2EE #E15BEE #EE975B #69EE5B

split-complementary

#5BB2EE #EE5B69 #EEE15B

monochromatic

#1377BB #2498E8 #5BB2EE #92CCF4 #CAE6F9

Accessibility & contrast

On white

2.32

#5BB2EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.05

#5BB2EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB2EE

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB2EE	#FFFFFF	#000000	##000000
##5BB2EE	1.00	2.32	9.05	9.05
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.05	21.00	1.00	1.00
##000000	9.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97B2F1

Deuteranopia (green-blind)

#83A4ED

Tritanopia (blue-blind)

#00C1C7

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #5bb2ee;
/* rgb */ color: rgb(91, 178, 238);
/* oklch */ color: oklch(73.4% 0.121 241.2);

Tailwind

colors: {
  custom: {
    50: '#96c8f3',
    500: '#5bb2ee',
    950: '#000000',
  },
}

SCSS

$custom: #5bb2ee;
$custom-light: #96c8f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb2ee",
  "rgb": {
    "r": 91,
    "g": 178,
    "b": 238
  },
  "hsl": {
    "h": 204.49,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.73419,
    "c": 0.1211,
    "h": 241.2
  },
  "luminance": 0.40238
}

Semantic roles & 50–950 ramp

primary

#5BB2EE

secondary

#ECCEB9

accent

#5F08DE

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #5BB2EE

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

Preview Lab → · Contrast checker → · Palette generator →