#3D9DB1#3D9DB1

#3D9DB1 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 64.8% C 0.093 H 214.0°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3D9DB1
RGB	rgb(61, 157, 177)
HSL	hsl(190, 49%, 47%)
HSV	hsv(190, 66%, 69%)
CMYK	cmyk(65.5%, 11.3%, 0%, 30.6%)
CIE-LAB	lab(60.14, -21.59, -18.68)
CIE-LCH	lch(60.14, 28.55, 220.86°)
OKLab	oklab(64.79% -0.0771 -0.0519)
OKLCH	oklch(64.79% 0.093 214)
XYZ	xyz(21.9140, 28.2780, 45.8897)
Luminance	0.2828 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D9DB1 #B1513D

analogous

#3DB18B #3D9DB1 #3D63B1

triadic

#3D9DB1 #B13D9D #9DB13D

tetradic

#3D9DB1 #8B3DB1 #B1513D #63B13D

square

#3D9DB1 #8B3DB1 #B1513D #63B13D

split-complementary

#3D9DB1 #B13D63 #B18B3D

monochromatic

#1E4C56 #2D7583 #3D9DB1 #62B7C9 #90CCD9

Accessibility & contrast

On white

3.16

#3D9DB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#3D9DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D9DB1

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D9DB1	#FFFFFF	#000000	##000000
##3D9DB1	1.00	3.16	6.66	6.66
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B2

Deuteranopia (green-blind)

#7E8CB1

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3d9db1;
/* rgb */ color: rgb(61, 157, 177);
/* oklch */ color: oklch(64.8% 0.093 214.0);

Tailwind

colors: {
  custom: {
    50: '#80bac8',
    500: '#3d9db1',
    950: '#000000',
  },
}

SCSS

$custom: #3d9db1;
$custom-light: #80bac8;
$custom-dark: #000000;

JSON

{
  "hex": "#3d9db1",
  "rgb": {
    "r": 61,
    "g": 157,
    "b": 177
  },
  "hsl": {
    "h": 190.345,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.64787,
    "c": 0.09291,
    "h": 214
  },
  "luminance": 0.2828
}

Semantic roles & 50–950 ramp

primary

#3D9DB1

secondary

#C49186

accent

#6750D8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3D9DB1

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

Preview Lab → · Contrast checker → · Palette generator →