#3BB8E7#3BB8E7

#3BB8E7 is a light, vivid cyan. Relative luminance 0.410; OKLCH L 73.5% C 0.126 H 227.9°. Best body text is #000000 at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#3BB8E7
RGB	rgb(59, 184, 231)
HSL	hsl(196, 78%, 57%)
HSV	hsv(196, 74%, 91%)
CMYK	cmyk(74.5%, 20.3%, 0%, 9.4%)
CIE-LAB	lab(70.16, -18.67, -33.22)
CIE-LCH	lch(70.16, 38.11, 240.66°)
OKLab	oklab(73.48% -0.0843 -0.0932)
OKLCH	oklch(73.48% 0.126 227.9)
XYZ	xyz(33.3620, 40.9763, 81.7367)
Luminance	0.4098 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB8E7 #E76A3B

analogous

#3BE7C0 #3BB8E7 #3B62E7

triadic

#3BB8E7 #E73BB8 #B8E73B

tetradic

#3BB8E7 #C03BE7 #E76A3B #62E73B

square

#3BB8E7 #C03BE7 #E76A3B #62E73B

split-complementary

#3BB8E7 #E73B62 #E7C03B

monochromatic

#127295 #199BCC #3BB8E7 #72CCEE #A8E0F4

Accessibility & contrast

On white

2.28

#3BB8E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.20

#3BB8E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB8E7

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB8E7	#FFFFFF	#000000	##000000
##3BB8E7	1.00	2.28	9.20	9.20
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.20	21.00	1.00	1.00
##000000	9.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB5E9

Deuteranopia (green-blind)

#88A4E6

Tritanopia (blue-blind)

#00C5C8

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #3bb8e7;
/* rgb */ color: rgb(59, 184, 231);
/* oklch */ color: oklch(73.5% 0.126 227.9);

Tailwind

colors: {
  custom: {
    50: '#88cdee',
    500: '#3bb8e7',
    950: '#000000',
  },
}

SCSS

$custom: #3bb8e7;
$custom-light: #88cdee;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb8e7",
  "rgb": {
    "r": 59,
    "g": 184,
    "b": 231
  },
  "hsl": {
    "h": 196.395,
    "s": 78.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.73484,
    "c": 0.12574,
    "h": 227.9
  },
  "luminance": 0.4098
}

Semantic roles & 50–950 ramp

primary

#3BB8E7

secondary

#E2AF9C

accent

#6833F5

background

#F9FCFE

surface

#F1F9FD

border

#CBD2D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #3BB8E7

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

Preview Lab → · Contrast checker → · Palette generator →