#3D41B4#3D41B4

#3D41B4 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.6% C 0.178 H 275.0°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#3D41B4
RGB	rgb(61, 65, 180)
HSL	hsl(238, 49%, 47%)
HSV	hsv(238, 66%, 71%)
CMYK	cmyk(66.1%, 63.9%, 0%, 29.4%)
CIE-LAB	lab(34.12, 35.14, -61.55)
CIE-LCH	lch(34.12, 70.88, 299.72°)
OKLab	oklab(44.64% 0.0154 -0.1775)
OKLCH	oklch(44.64% 0.178 275)
XYZ	xyz(12.0503, 8.0669, 44.0932)
Luminance	0.0807 (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

#3D41B4 #B4B03D

analogous

#3D7DB4 #3D41B4 #743DB4

triadic

#3D41B4 #B43D41 #41B43D

tetradic

#3D41B4 #B43D7D #B4B03D #3DB474

square

#3D41B4 #B43D7D #B4B03D #3DB474

split-complementary

#3D41B4 #B4743D #7DB43D

monochromatic

#1E2059 #2E3086 #3D41B4 #6467CA #9294DA

Accessibility & contrast

On white

8.03

#3D41B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3D41B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D41B4

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D41B4	#FFFFFF	#000000	##FFFFFF
##3D41B4	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#005E74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3d41b4;
/* rgb */ color: rgb(61, 65, 180);
/* oklch */ color: oklch(44.6% 0.178 275.0);

Tailwind

colors: {
  custom: {
    50: '#8176cb',
    500: '#3d41b4',
    950: '#000000',
  },
}

SCSS

$custom: #3d41b4;
$custom-light: #8176cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d41b4",
  "rgb": {
    "r": 61,
    "g": 65,
    "b": 180
  },
  "hsl": {
    "h": 237.983,
    "s": 49.378,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4464,
    "c": 0.17817,
    "h": 275
  },
  "luminance": 0.08068
}

Semantic roles & 50–950 ramp

primary

#3D41B4

secondary

#C5C388

accent

#D44FD9

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #3D41B4

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

Preview Lab → · Contrast checker → · Palette generator →