#3BB4E1#3BB4E1

#3BB4E1 is a light, vivid cyan. Relative luminance 0.390; OKLCH L 72.3% C 0.122 H 227.4°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#3BB4E1
RGB	rgb(59, 180, 225)
HSL	hsl(196, 73%, 56%)
HSV	hsv(196, 74%, 88%)
CMYK	cmyk(73.8%, 20%, 0%, 11.8%)
CIE-LAB	lab(68.75, -18.54, -32.12)
CIE-LCH	lch(68.75, 37.08, 240.00°)
OKLab	oklab(72.28% -0.0827 -0.0901)
OKLCH	oklch(72.28% 0.122 227.4)
XYZ	xyz(31.7099, 39.0048, 77.0770)
Luminance	0.3901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB4E1 #E1683B

analogous

#3BE1BB #3BB4E1 #3B61E1

triadic

#3BB4E1 #E13BB4 #B4E13B

tetradic

#3BB4E1 #BB3BE1 #E1683B #61E13B

square

#3BB4E1 #BB3BE1 #E1683B #61E13B

split-complementary

#3BB4E1 #E13B61 #E1BB3B

monochromatic

#156C8C #1E95C1 #3BB4E1 #70C8E9 #A5DDF1

Accessibility & contrast

On white

2.39

#3BB4E1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#3BB4E1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB4E1

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB4E1	#FFFFFF	#000000	##000000
##3BB4E1	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CB1E3

Deuteranopia (green-blind)

#86A1E0

Tritanopia (blue-blind)

#00C1C3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #3bb4e1;
/* rgb */ color: rgb(59, 180, 225);
/* oklch */ color: oklch(72.3% 0.122 227.4);

Tailwind

colors: {
  custom: {
    50: '#87caea',
    500: '#3bb4e1',
    950: '#000000',
  },
}

SCSS

$custom: #3bb4e1;
$custom-light: #87caea;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb4e1",
  "rgb": {
    "r": 59,
    "g": 180,
    "b": 225
  },
  "hsl": {
    "h": 196.265,
    "s": 73.451,
    "l": 55.686
  },
  "oklch": {
    "l": 0.72282,
    "c": 0.12232,
    "h": 227.4
  },
  "luminance": 0.39009
}

Semantic roles & 50–950 ramp

primary

#3BB4E1

secondary

#DEAC99

accent

#6A38F0

background

#F9FCFE

surface

#F1F8FD

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3BB4E1

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

Preview Lab → · Contrast checker → · Palette generator →