#3D9DB8#3D9DB8

#3D9DB8 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.1% C 0.097 H 219.8°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3D9DB8
RGB	rgb(61, 157, 184)
HSL	hsl(193, 50%, 48%)
HSV	hsv(193, 67%, 72%)
CMYK	cmyk(66.8%, 14.7%, 0%, 27.8%)
CIE-LAB	lab(60.40, -19.39, -22.23)
CIE-LCH	lch(60.40, 29.50, 228.90°)
OKLab	oklab(65.08% -0.0742 -0.062)
OKLCH	oklch(65.08% 0.097 219.8)
XYZ	xyz(22.6296, 28.5643, 49.6589)
Luminance	0.2857 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D9DB8 #B8583D

analogous

#3DB895 #3D9DB8 #3D5FB8

triadic

#3D9DB8 #B83D9D #9DB83D

tetradic

#3D9DB8 #953DB8 #B8583D #5FB83D

square

#3D9DB8 #953DB8 #B8583D #5FB83D

split-complementary

#3D9DB8 #B83D5F #B8953D

monochromatic

#1F4F5C #2E768A #3D9DB8 #66B6CC #94CCDB

Accessibility & contrast

On white

3.13

#3D9DB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.71

#3D9DB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D9DB8

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D9DB8	#FFFFFF	#000000	##000000
##3D9DB8	1.00	3.13	6.71	6.71
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.71	21.00	1.00	1.00
##000000	6.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C99B9

Deuteranopia (green-blind)

#7B8CB8

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3d9db8;
/* rgb */ color: rgb(61, 157, 184);
/* oklch */ color: oklch(65.1% 0.097 219.8);

Tailwind

colors: {
  custom: {
    50: '#81bacd',
    500: '#3d9db8',
    950: '#000000',
  },
}

SCSS

$custom: #3d9db8;
$custom-light: #81bacd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d9db8",
  "rgb": {
    "r": 61,
    "g": 157,
    "b": 184
  },
  "hsl": {
    "h": 193.171,
    "s": 50.204,
    "l": 48.039
  },
  "oklch": {
    "l": 0.65078,
    "c": 0.09671,
    "h": 219.8
  },
  "luminance": 0.28567
}

Semantic roles & 50–950 ramp

primary

#3D9DB8

secondary

#C7978A

accent

#6D4EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3D9DB8

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

Preview Lab → · Contrast checker → · Palette generator →