#3D81D1#3D81D1

#3D81D1 is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.8% C 0.141 H 254.2°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3D81D1
RGB	rgb(61, 129, 209)
HSL	hsl(212, 62%, 53%)
HSV	hsv(212, 71%, 82%)
CMYK	cmyk(70.8%, 38.3%, 0%, 18%)
CIE-LAB	lab(53.27, 5.03, -47.49)
CIE-LCH	lch(53.27, 47.75, 276.04°)
OKLab	oklab(59.81% -0.0382 -0.1353)
OKLCH	oklch(59.81% 0.141 254.2)
XYZ	xyz(21.2791, 21.2938, 63.2979)
Luminance	0.2130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D81D1 #D18D3D

analogous

#3DCBD1 #3D81D1 #433DD1

triadic

#3D81D1 #D13D81 #81D13D

tetradic

#3D81D1 #D13DCB #D18D3D #3DD143

square

#3D81D1 #D13DCB #D18D3D #3DD143

split-complementary

#3D81D1 #D1433D #CBD13D

monochromatic

#1C4677 #2863A9 #3D81D1 #6EA1DD #A0C1E8

Accessibility & contrast

On white

3.99

#3D81D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3D81D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D81D1

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D81D1	#FFFFFF	#000000	##000000
##3D81D1	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C87D4

Deuteranopia (green-blind)

#4679CF

Tritanopia (blue-blind)

#00949F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3d81d1;
/* rgb */ color: rgb(61, 129, 209);
/* oklch */ color: oklch(59.8% 0.141 254.2);

Tailwind

colors: {
  custom: {
    50: '#84a5df',
    500: '#3d81d1',
    950: '#000000',
  },
}

SCSS

$custom: #3d81d1;
$custom-light: #84a5df;
$custom-dark: #000000;

JSON

{
  "hex": "#3d81d1",
  "rgb": {
    "r": 61,
    "g": 129,
    "b": 209
  },
  "hsl": {
    "h": 212.432,
    "s": 61.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.59806,
    "c": 0.14057,
    "h": 254.2
  },
  "luminance": 0.21296
}

Semantic roles & 50–950 ramp

primary

#3D81D1

secondary

#D5B795

accent

#9A43E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3D81D1

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

Preview Lab → · Contrast checker → · Palette generator →