#3A40D2#3A40D2

#3A40D2 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.1% C 0.218 H 272.5°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#3A40D2
RGB	rgb(58, 64, 210)
HSL	hsl(238, 63%, 53%)
HSV	hsv(238, 72%, 82%)
CMYK	cmyk(72.4%, 69.5%, 0%, 17.6%)
CIE-LAB	lab(36.40, 45.58, -75.37)
CIE-LCH	lch(36.40, 88.08, 301.16°)
OKLab	oklab(47.07% 0.0096 -0.218)
OKLCH	oklch(47.07% 0.218 272.5)
XYZ	xyz(15.2073, 9.2179, 61.9381)
Luminance	0.0922 (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

#3A40D2 #D2CC3A

analogous

#3A8CD2 #3A40D2 #803AD2

triadic

#3A40D2 #D23A40 #40D23A

tetradic

#3A40D2 #D23A8C #D2CC3A #3AD280

square

#3A40D2 #D23A8C #D2CC3A #3AD280

split-complementary

#3A40D2 #D2803A #8CD23A

monochromatic

#1B1F77 #262CA8 #3A40D2 #6C70DD #9EA1E9

Accessibility & contrast

On white

7.38

#3A40D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3A40D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A40D2

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A40D2	#FFFFFF	#000000	##FFFFFF
##3A40D2	1.00	7.38	2.84	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD6

Deuteranopia (green-blind)

#004ECF

Tritanopia (blue-blind)

#006884

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3a40d2;
/* rgb */ color: rgb(58, 64, 210);
/* oklch */ color: oklch(47.1% 0.218 272.5);

Tailwind

colors: {
  custom: {
    50: '#8676e1',
    500: '#3a40d2',
    950: '#000000',
  },
}

SCSS

$custom: #3a40d2;
$custom-light: #8676e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a40d2",
  "rgb": {
    "r": 58,
    "g": 64,
    "b": 210
  },
  "hsl": {
    "h": 237.632,
    "s": 62.81,
    "l": 52.549
  },
  "oklch": {
    "l": 0.47067,
    "c": 0.21822,
    "h": 272.5
  },
  "luminance": 0.09219
}

Semantic roles & 50–950 ramp

primary

#3A40D2

secondary

#D5D293

accent

#DF42E6

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0815

muted

#7E7B84

Preview Lab

Preview with #3A40D2

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

Preview Lab → · Contrast checker → · Palette generator →