#3BB2E1#3BB2E1

#3BB2E1 is a light, vivid cyan. Relative luminance 0.382; OKLCH L 71.8% C 0.123 H 228.9°. Best body text is #000000 at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#3BB2E1
RGB	rgb(59, 178, 225)
HSL	hsl(197, 73%, 56%)
HSV	hsv(197, 74%, 88%)
CMYK	cmyk(73.8%, 20.9%, 0%, 11.8%)
CIE-LAB	lab(68.17, -17.49, -33.02)
CIE-LCH	lch(68.17, 37.37, 242.09°)
OKLab	oklab(71.81% -0.0808 -0.0927)
OKLCH	oklch(71.81% 0.123 228.9)
XYZ	xyz(31.3091, 38.2031, 76.9434)
Luminance	0.3821 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB2E1 #E16A3B

analogous

#3BE1BD #3BB2E1 #3B5FE1

triadic

#3BB2E1 #E13BB2 #B2E13B

tetradic

#3BB2E1 #BD3BE1 #E16A3B #5FE13B

square

#3BB2E1 #BD3BE1 #E16A3B #5FE13B

split-complementary

#3BB2E1 #E13B5F #E1BD3B

monochromatic

#156B8C #1E93C1 #3BB2E1 #70C7E9 #A5DCF1

Accessibility & contrast

On white

2.43

#3BB2E1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.64

#3BB2E1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB2E1

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB2E1	#FFFFFF	#000000	##000000
##3BB2E1	1.00	2.43	8.64	8.64
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.64	21.00	1.00	1.00
##000000	8.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAFE3

Deuteranopia (green-blind)

#839FE0

Tritanopia (blue-blind)

#00BFC2

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #3bb2e1;
/* rgb */ color: rgb(59, 178, 225);
/* oklch */ color: oklch(71.8% 0.123 228.9);

Tailwind

colors: {
  custom: {
    50: '#87c9ea',
    500: '#3bb2e1',
    950: '#000000',
  },
}

SCSS

$custom: #3bb2e1;
$custom-light: #87c9ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb2e1",
  "rgb": {
    "r": 59,
    "g": 178,
    "b": 225
  },
  "hsl": {
    "h": 196.988,
    "s": 73.451,
    "l": 55.686
  },
  "oklch": {
    "l": 0.71814,
    "c": 0.123,
    "h": 228.9
  },
  "luminance": 0.38207
}

Semantic roles & 50–950 ramp

primary

#3BB2E1

secondary

#DEAD99

accent

#6C38F0

background

#F9FCFE

surface

#F1F8FD

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3BB2E1

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

Preview Lab → · Contrast checker → · Palette generator →