#3DB9DA#3DB9DA

#3DB9DA is a light, moderate cyan. Relative luminance 0.408; OKLCH L 73.2% C 0.116 H 219.5°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#3DB9DA
RGB	rgb(61, 185, 218)
HSL	hsl(193, 68%, 55%)
HSV	hsv(193, 72%, 85%)
CMYK	cmyk(72%, 15.1%, 0%, 14.5%)
CIE-LAB	lab(70.00, -23.13, -26.37)
CIE-LCH	lch(70.00, 35.08, 228.74°)
OKLab	oklab(73.2% -0.0892 -0.0736)
OKLCH	oklch(73.2% 0.116 219.5)
XYZ	xyz(31.9230, 40.7482, 72.4988)
Luminance	0.4075 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3DB9DA #DA5E3D

analogous

#3DDAAC #3DB9DA #3D6BDA

triadic

#3DB9DA #DA3DB9 #B9DA3D

tetradic

#3DB9DA #AC3DDA #DA5E3D #6BDA3D

square

#3DB9DA #AC3DDA #DA5E3D #6BDA3D

split-complementary

#3DB9DA #DA3D6B #DAAC3D

monochromatic

#196D84 #2398B7 #3DB9DA #70CCE4 #A4DEEE

Accessibility & contrast

On white

2.29

#3DB9DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#3DB9DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3DB9DA

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3DB9DA	#FFFFFF	#000000	##000000
##3DB9DA	1.00	2.29	9.15	9.15
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DC

Deuteranopia (green-blind)

#8FA4DA

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #3db9da;
/* rgb */ color: rgb(61, 185, 218);
/* oklch */ color: oklch(73.2% 0.116 219.5);

Tailwind

colors: {
  custom: {
    50: '#87cee5',
    500: '#3db9da',
    950: '#000000',
  },
}

SCSS

$custom: #3db9da;
$custom-light: #87cee5;
$custom-dark: #000000;

JSON

{
  "hex": "#3db9da",
  "rgb": {
    "r": 61,
    "g": 185,
    "b": 218
  },
  "hsl": {
    "h": 192.611,
    "s": 67.965,
    "l": 54.706
  },
  "oklch": {
    "l": 0.73204,
    "c": 0.11571,
    "h": 219.5
  },
  "luminance": 0.40752
}

Semantic roles & 50–950 ramp

primary

#3DB9DA

secondary

#DBA698

accent

#623DEB

background

#F9FCFE

surface

#F1F9FC

border

#CBD2D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #3DB9DA

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

Preview Lab → · Contrast checker → · Palette generator →