#3B9DBF#3B9DBF

#3B9DBF is a light, moderate cyan. Relative luminance 0.288; OKLCH L 65.3% C 0.102 H 224.9°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#3B9DBF
RGB	rgb(59, 157, 191)
HSL	hsl(195, 53%, 49%)
HSV	hsv(195, 69%, 75%)
CMYK	cmyk(69.1%, 17.8%, 0%, 25.1%)
CIE-LAB	lab(60.61, -17.45, -25.85)
CIE-LCH	lch(60.61, 31.19, 235.98°)
OKLab	oklab(65.32% -0.0726 -0.0723)
OKLCH	oklch(65.32% 0.102 224.9)
XYZ	xyz(23.2608, 28.8027, 53.6137)
Luminance	0.2880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9DBF #BF5D3B

analogous

#3BBF9F #3B9DBF #3B5BBF

triadic

#3B9DBF #BF3B9D #9DBF3B

tetradic

#3B9DBF #9F3BBF #BF5D3B #5BBF3B

square

#3B9DBF #9F3BBF #BF5D3B #5BBF3B

split-complementary

#3B9DBF #BF3B5B #BF9F3B

monochromatic

#1E5061 #2D7790 #3B9DBF #67B5D0 #96CCDF

Accessibility & contrast

On white

3.11

#3B9DBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#3B9DBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9DBF

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9DBF	#FFFFFF	#000000	##000000
##3B9DBF	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9AC1

Deuteranopia (green-blind)

#788CBF

Tritanopia (blue-blind)

#00A7A8

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3b9dbf;
/* rgb */ color: rgb(59, 157, 191);
/* oklch */ color: oklch(65.3% 0.102 224.9);

Tailwind

colors: {
  custom: {
    50: '#81bad2',
    500: '#3b9dbf',
    950: '#000000',
  },
}

SCSS

$custom: #3b9dbf;
$custom-light: #81bad2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9dbf",
  "rgb": {
    "r": 59,
    "g": 157,
    "b": 191
  },
  "hsl": {
    "h": 195.455,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.65321,
    "c": 0.10247,
    "h": 224.9
  },
  "luminance": 0.28805
}

Semantic roles & 50–950 ramp

primary

#3B9DBF

secondary

#CA9C8C

accent

#714CDC

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3B9DBF

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

Preview Lab → · Contrast checker → · Palette generator →