#3C41B4#3C41B4

#3C41B4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.6% C 0.178 H 274.6°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#3C41B4
RGB	rgb(60, 65, 180)
HSL	hsl(238, 50%, 47%)
HSV	hsv(238, 67%, 71%)
CMYK	cmyk(66.7%, 63.9%, 0%, 29.4%)
CIE-LAB	lab(34.06, 35.00, -61.66)
CIE-LCH	lch(34.06, 70.90, 299.58°)
OKLab	oklab(44.58% 0.0143 -0.1778)
OKLCH	oklch(44.58% 0.178 274.6)
XYZ	xyz(11.9893, 8.0355, 44.0903)
Luminance	0.0804 (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

#3C41B4 #B4AF3C

analogous

#3C7DB4 #3C41B4 #733CB4

triadic

#3C41B4 #B43C41 #41B43C

tetradic

#3C41B4 #B43C7D #B4AF3C #3CB473

square

#3C41B4 #B43C7D #B4AF3C #3CB473

split-complementary

#3C41B4 #B4733C #7DB43C

monochromatic

#1D2058 #2D3086 #3C41B4 #6267CB #9093DA

Accessibility & contrast

On white

8.05

#3C41B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3C41B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C41B4

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C41B4	#FFFFFF	#000000	##FFFFFF
##3C41B4	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	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: #3c41b4;
/* rgb */ color: rgb(60, 65, 180);
/* oklch */ color: oklch(44.6% 0.178 274.6);

Tailwind

colors: {
  custom: {
    50: '#8076cb',
    500: '#3c41b4',
    950: '#000000',
  },
}

SCSS

$custom: #3c41b4;
$custom-light: #8076cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3c41b4",
  "rgb": {
    "r": 60,
    "g": 65,
    "b": 180
  },
  "hsl": {
    "h": 237.5,
    "s": 50,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44576,
    "c": 0.17842,
    "h": 274.6
  },
  "luminance": 0.08037
}

Semantic roles & 50–950 ramp

primary

#3C41B4

secondary

#C5C287

accent

#D44EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #3C41B4

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

Preview Lab → · Contrast checker → · Palette generator →