#3D40D2#3D40D2

#3D40D2 is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.2% C 0.217 H 273.4°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#3D40D2
RGB	rgb(61, 64, 210)
HSL	hsl(239, 62%, 53%)
HSV	hsv(239, 71%, 82%)
CMYK	cmyk(71%, 69.5%, 0%, 17.6%)
CIE-LAB	lab(36.58, 45.89, -75.08)
CIE-LCH	lch(36.58, 87.99, 301.43°)
OKLab	oklab(47.24% 0.013 -0.2171)
OKLCH	oklch(47.24% 0.217 273.4)
XYZ	xyz(15.3868, 9.3105, 61.9465)
Luminance	0.0931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D40D2 #D2CF3D

analogous

#3D8AD2 #3D40D2 #843DD2

triadic

#3D40D2 #D23D40 #40D23D

tetradic

#3D40D2 #D23D8A #D2CF3D #3DD284

square

#3D40D2 #D23D8A #D2CF3D #3DD284

split-complementary

#3D40D2 #D2843D #8AD23D

monochromatic

#1C1E79 #282AAA #3D40D2 #6F71DE #A0A2E9

Accessibility & contrast

On white

7.34

#3D40D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3D40D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D40D2

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D40D2	#FFFFFF	#000000	##FFFFFF
##3D40D2	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD6

Deuteranopia (green-blind)

#004FCF

Tritanopia (blue-blind)

#006884

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3d40d2;
/* rgb */ color: rgb(61, 64, 210);
/* oklch */ color: oklch(47.2% 0.217 273.4);

Tailwind

colors: {
  custom: {
    50: '#8776e1',
    500: '#3d40d2',
    950: '#000000',
  },
}

SCSS

$custom: #3d40d2;
$custom-light: #8776e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d40d2",
  "rgb": {
    "r": 61,
    "g": 64,
    "b": 210
  },
  "hsl": {
    "h": 238.792,
    "s": 62.343,
    "l": 53.137
  },
  "oklch": {
    "l": 0.47239,
    "c": 0.21748,
    "h": 273.4
  },
  "luminance": 0.09312
}

Semantic roles & 50–950 ramp

primary

#3D40D2

secondary

#D6D495

accent

#E242E5

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0815

muted

#7E7B84

Preview Lab

Preview with #3D40D2

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

Preview Lab → · Contrast checker → · Palette generator →