#3D9BBB#3D9BBB

#3D9BBB is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.7% C 0.099 H 224.1°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3D9BBB
RGB	rgb(61, 155, 187)
HSL	hsl(195, 51%, 49%)
HSV	hsv(195, 67%, 73%)
CMYK	cmyk(67.4%, 17.1%, 0%, 26.7%)
CIE-LAB	lab(59.91, -17.37, -24.67)
CIE-LCH	lch(59.91, 30.17, 234.85°)
OKLab	oklab(64.72% -0.071 -0.0689)
OKLCH	oklch(64.72% 0.099 224.1)
XYZ	xyz(22.6118, 28.0202, 51.2208)
Luminance	0.2802 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D9BBB #BB5D3D

analogous

#3DBB9C #3D9BBB #3D5CBB

triadic

#3D9BBB #BB3D9B #9BBB3D

tetradic

#3D9BBB #9C3DBB #BB5D3D #5CBB3D

square

#3D9BBB #9C3DBB #BB5D3D #5CBB3D

split-complementary

#3D9BBB #BB3D5C #BB9C3D

monochromatic

#1F4E5F #2E758D #3D9BBB #68B4CE #96CBDD

Accessibility & contrast

On white

3.18

#3D9BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#3D9BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D9BBB

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D9BBB	#FFFFFF	#000000	##000000
##3D9BBB	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BD

Deuteranopia (green-blind)

#778BBB

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3d9bbb;
/* rgb */ color: rgb(61, 155, 187);
/* oklch */ color: oklch(64.7% 0.099 224.1);

Tailwind

colors: {
  custom: {
    50: '#81b8cf',
    500: '#3d9bbb',
    950: '#000000',
  },
}

SCSS

$custom: #3d9bbb;
$custom-light: #81b8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d9bbb",
  "rgb": {
    "r": 61,
    "g": 155,
    "b": 187
  },
  "hsl": {
    "h": 195.238,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.64725,
    "c": 0.09896,
    "h": 224.1
  },
  "luminance": 0.28023
}

Semantic roles & 50–950 ramp

primary

#3D9BBB

secondary

#C89B8C

accent

#714EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #3D9BBB

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

Preview Lab → · Contrast checker → · Palette generator →