#3B9BD6#3B9BD6

#3B9BD6 is a light, vivid cyan. Relative luminance 0.292; OKLCH L 65.9% C 0.125 H 239.8°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B9BD6
RGB	rgb(59, 155, 214)
HSL	hsl(203, 65%, 54%)
HSV	hsv(203, 72%, 84%)
CMYK	cmyk(72.4%, 27.6%, 0%, 16.1%)
CIE-LAB	lab(60.98, -8.66, -38.14)
CIE-LCH	lch(60.98, 39.11, 257.20°)
OKLab	oklab(65.94% -0.0626 -0.1077)
OKLCH	oklch(65.94% 0.125 239.8)
XYZ	xyz(25.6578, 29.2246, 67.8940)
Luminance	0.2923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9BD6 #D6763B

analogous

#3BD6C4 #3B9BD6 #3B4DD6

triadic

#3B9BD6 #D63B9B #9BD63B

tetradic

#3B9BD6 #C43BD6 #D6763B #4DD63B

square

#3B9BD6 #C43BD6 #D6763B #4DD63B

split-complementary

#3B9BD6 #D63B4D #D6C43B

monochromatic

#1A577D #257AAF #3B9BD6 #6EB5E1 #A0CFEB

Accessibility & contrast

On white

3.07

#3B9BD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#3B9BD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9BD6

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9BD6	#FFFFFF	#000000	##000000
##3B9BD6	1.00	3.07	6.85	6.85
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9BD9

Deuteranopia (green-blind)

#6A8DD5

Tritanopia (blue-blind)

#00AAAF

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3b9bd6;
/* rgb */ color: rgb(59, 155, 214);
/* oklch */ color: oklch(65.9% 0.125 239.8);

Tailwind

colors: {
  custom: {
    50: '#84b8e3',
    500: '#3b9bd6',
    950: '#000000',
  },
}

SCSS

$custom: #3b9bd6;
$custom-light: #84b8e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9bd6",
  "rgb": {
    "r": 59,
    "g": 155,
    "b": 214
  },
  "hsl": {
    "h": 202.839,
    "s": 65.401,
    "l": 53.529
  },
  "oklch": {
    "l": 0.65935,
    "c": 0.1246,
    "h": 239.8
  },
  "luminance": 0.29228
}

Semantic roles & 50–950 ramp

primary

#3B9BD6

secondary

#D8AE95

accent

#803FE8

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3B9BD6

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

Preview Lab → · Contrast checker → · Palette generator →