#3DB9D3#3DB9D3

#3DB9D3 is a light, moderate cyan. Relative luminance 0.404; OKLCH L 72.9% C 0.112 H 214.8°. Best body text is #000000 at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#3DB9D3
RGB	rgb(61, 185, 211)
HSL	hsl(190, 63%, 53%)
HSV	hsv(190, 71%, 83%)
CMYK	cmyk(71.1%, 12.3%, 0%, 17.3%)
CIE-LAB	lab(69.75, -25.32, -22.93)
CIE-LCH	lch(69.75, 34.16, 222.16°)
OKLab	oklab(72.92% -0.092 -0.0639)
OKLCH	oklch(72.92% 0.112 214.8)
XYZ	xyz(31.0263, 40.3896, 67.7762)
Luminance	0.4039 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3DB9D3 #D3573D

analogous

#3DD3A2 #3DB9D3 #3D6ED3

triadic

#3DB9D3 #D33DB9 #B9D33D

tetradic

#3DB9D3 #A23DD3 #D3573D #6ED33D

square

#3DB9D3 #A23DD3 #D3573D #6ED33D

split-complementary

#3DB9D3 #D33D6E #D3A23D

monochromatic

#1C6A7A #2795AC #3DB9D3 #6FCBDE #A1DDEA

Accessibility & contrast

On white

2.31

#3DB9D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.08

#3DB9D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3DB9D3

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3DB9D3	#FFFFFF	#000000	##000000
##3DB9D3	1.00	2.31	9.08	9.08
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.08	21.00	1.00	1.00
##000000	9.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7B3D4

Deuteranopia (green-blind)

#92A4D3

Tritanopia (blue-blind)

#00C3C1

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #3db9d3;
/* rgb */ color: rgb(61, 185, 211);
/* oklch */ color: oklch(72.9% 0.112 214.8);

Tailwind

colors: {
  custom: {
    50: '#87cee0',
    500: '#3db9d3',
    950: '#000000',
  },
}

SCSS

$custom: #3db9d3;
$custom-light: #87cee0;
$custom-dark: #000000;

JSON

{
  "hex": "#3db9d3",
  "rgb": {
    "r": 61,
    "g": 185,
    "b": 211
  },
  "hsl": {
    "h": 190.4,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.72916,
    "c": 0.11198,
    "h": 214.8
  },
  "luminance": 0.40393
}

Semantic roles & 50–950 ramp

primary

#3DB9D3

secondary

#D6A196

accent

#5E42E6

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3DB9D3

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

Preview Lab → · Contrast checker → · Palette generator →