#3BB8E0#3BB8E0

#3BB8E0 is a light, vivid cyan. Relative luminance 0.406; OKLCH L 73.2% C 0.121 H 223.9°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#3BB8E0
RGB	rgb(59, 184, 224)
HSL	hsl(195, 73%, 55%)
HSV	hsv(195, 74%, 88%)
CMYK	cmyk(73.7%, 17.9%, 0%, 12.2%)
CIE-LAB	lab(69.89, -20.95, -29.82)
CIE-LCH	lch(69.89, 36.44, 234.91°)
OKLab	oklab(73.18% -0.0869 -0.0835)
OKLCH	oklch(73.18% 0.121 223.9)
XYZ	xyz(32.3931, 40.5888, 76.6337)
Luminance	0.4059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB8E0 #E0633B

analogous

#3BE0B5 #3BB8E0 #3B66E0

triadic

#3BB8E0 #E03BB8 #B8E03B

tetradic

#3BB8E0 #B53BE0 #E0633B #66E03B

square

#3BB8E0 #B53BE0 #E0633B #66E03B

split-complementary

#3BB8E0 #E03B66 #E0B53B

monochromatic

#166E8B #1E98C0 #3BB8E0 #70CBE8 #A5DEF1

Accessibility & contrast

On white

2.30

#3BB8E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#3BB8E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB8E0

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB8E0	#FFFFFF	#000000	##000000
##3BB8E0	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)

#A1B4E2

Deuteranopia (green-blind)

#8BA4E0

Tritanopia (blue-blind)

#00C4C5

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #3bb8e0;
/* rgb */ color: rgb(59, 184, 224);
/* oklch */ color: oklch(73.2% 0.121 223.9);

Tailwind

colors: {
  custom: {
    50: '#87cde9',
    500: '#3bb8e0',
    950: '#000000',
  },
}

SCSS

$custom: #3bb8e0;
$custom-light: #87cde9;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb8e0",
  "rgb": {
    "r": 59,
    "g": 184,
    "b": 224
  },
  "hsl": {
    "h": 194.545,
    "s": 72.687,
    "l": 55.49
  },
  "oklch": {
    "l": 0.73175,
    "c": 0.12052,
    "h": 223.9
  },
  "luminance": 0.40593
}

Semantic roles & 50–950 ramp

primary

#3BB8E0

secondary

#DEAA99

accent

#6538EF

background

#F9FCFE

surface

#F1F9FD

border

#CBD2D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3BB8E0

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

Preview Lab → · Contrast checker → · Palette generator →