#3D41B1#3D41B1

#3D41B1 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.174 H 275.1°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#3D41B1
RGB	rgb(61, 65, 177)
HSL	hsl(238, 49%, 47%)
HSV	hsv(238, 66%, 69%)
CMYK	cmyk(65.5%, 63.3%, 0%, 30.6%)
CIE-LAB	lab(33.87, 34.11, -60.18)
CIE-LCH	lch(33.87, 69.17, 299.54°)
OKLab	oklab(44.38% 0.0156 -0.1735)
OKLCH	oklch(44.38% 0.174 275.1)
XYZ	xyz(11.7480, 7.9460, 42.5011)
Luminance	0.0795 (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

#3D41B1 #B1AD3D

analogous

#3D7BB1 #3D41B1 #733DB1

triadic

#3D41B1 #B13D41 #41B13D

tetradic

#3D41B1 #B13D7B #B1AD3D #3DB173

square

#3D41B1 #B13D7B #B1AD3D #3DB173

split-complementary

#3D41B1 #B1733D #7BB13D

monochromatic

#1E2056 #2D3083 #3D41B1 #6266C9 #9092D9

Accessibility & contrast

On white

8.11

#3D41B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3D41B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D41B1

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D41B1	#FFFFFF	#000000	##FFFFFF
##3D41B1	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B5

Deuteranopia (green-blind)

#004BAF

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3d41b1;
/* rgb */ color: rgb(61, 65, 177);
/* oklch */ color: oklch(44.4% 0.174 275.1);

Tailwind

colors: {
  custom: {
    50: '#8076c9',
    500: '#3d41b1',
    950: '#000000',
  },
}

SCSS

$custom: #3d41b1;
$custom-light: #8076c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d41b1",
  "rgb": {
    "r": 61,
    "g": 65,
    "b": 177
  },
  "hsl": {
    "h": 237.931,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44378,
    "c": 0.17418,
    "h": 275.1
  },
  "luminance": 0.07947
}

Semantic roles & 50–950 ramp

primary

#3D41B1

secondary

#C4C286

accent

#D450D8

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3D41B1

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

Preview Lab → · Contrast checker → · Palette generator →