#3D3FA7#3D3FA7

#3D3FA7 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.2% C 0.163 H 276.3°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#3D3FA7
RGB	rgb(61, 63, 167)
HSL	hsl(239, 46%, 45%)
HSV	hsv(239, 63%, 65%)
CMYK	cmyk(63.5%, 62.3%, 0%, 34.5%)
CIE-LAB	lab(32.56, 31.92, -56.35)
CIE-LCH	lch(32.56, 64.76, 299.53°)
OKLab	oklab(43.16% 0.0179 -0.1622)
OKLCH	oklch(43.16% 0.163 276.3)
XYZ	xyz(10.6748, 7.3363, 37.4052)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.75

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D3FA7 #A7A53D

analogous

#3D74A7 #3D3FA7 #703DA7

triadic

#3D3FA7 #A73D3F #3FA73D

tetradic

#3D3FA7 #A73D74 #A7A53D #3DA770

square

#3D3FA7 #A73D74 #A7A53D #3DA770

split-complementary

#3D3FA7 #A7703D #74A73D

monochromatic

#1C1D4D #2D2E7A #3D3FA7 #5D5FC4 #8A8CD4

Accessibility & contrast

On white

8.51

#3D3FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3D3FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D3FA7

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D3FA7	#FFFFFF	#000000	##FFFFFF
##3D3FA7	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AA

Deuteranopia (green-blind)

#0048A5

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3d3fa7;
/* rgb */ color: rgb(61, 63, 167);
/* oklch */ color: oklch(43.2% 0.163 276.3);

Tailwind

colors: {
  custom: {
    50: '#7e74c2',
    500: '#3d3fa7',
    950: '#000000',
  },
}

SCSS

$custom: #3d3fa7;
$custom-light: #7e74c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d3fa7",
  "rgb": {
    "r": 61,
    "g": 63,
    "b": 167
  },
  "hsl": {
    "h": 238.868,
    "s": 46.491,
    "l": 44.706
  },
  "oklch": {
    "l": 0.4316,
    "c": 0.16322,
    "h": 276.3
  },
  "luminance": 0.07337
}

Semantic roles & 50–950 ramp

primary

#3D3FA7

secondary

#BFBE81

accent

#D452D6

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3D3FA7

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

Preview Lab → · Contrast checker → · Palette generator →