#3C409D#3C409D

#3C409D is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.148 H 276.2°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#3C409D
RGB	rgb(60, 64, 157)
HSL	hsl(238, 45%, 43%)
HSV	hsv(238, 62%, 62%)
CMYK	cmyk(61.8%, 59.2%, 0%, 38.4%)
CIE-LAB	lab(31.95, 27.64, -51.32)
CIE-LCH	lch(31.95, 58.29, 298.31°)
OKLab	oklab(42.44% 0.016 -0.1475)
OKLCH	oklch(42.44% 0.148 276.2)
XYZ	xyz(9.7807, 7.0610, 32.7393)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C409D #9D993C

analogous

#3C709D #3C409D #693C9D

triadic

#3C409D #9D3C40 #409D3C

tetradic

#3C409D #9D3C70 #9D993C #3C9D69

square

#3C409D #9D3C70 #9D993C #3C9D69

split-complementary

#3C409D #9D693C #709D3C

monochromatic

#1A1C44 #2B2E71 #3C409D #575CBF #8487D0

Accessibility & contrast

On white

8.71

#3C409D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3C409D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C409D

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C409D	#FFFFFF	#000000	##FFFFFF
##3C409D	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA0

Deuteranopia (green-blind)

#00479B

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3c409d;
/* rgb */ color: rgb(60, 64, 157);
/* oklch */ color: oklch(42.4% 0.148 276.2);

Tailwind

colors: {
  custom: {
    50: '#7c75bb',
    500: '#3c409d',
    950: '#000000',
  },
}

SCSS

$custom: #3c409d;
$custom-light: #7c75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3c409d",
  "rgb": {
    "r": 60,
    "g": 64,
    "b": 157
  },
  "hsl": {
    "h": 237.526,
    "s": 44.7,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42438,
    "c": 0.14835,
    "h": 276.2
  },
  "luminance": 0.07062
}

Semantic roles & 50–950 ramp

primary

#3C409D

secondary

#BAB77B

accent

#CF53D4

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3C409D

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

Preview Lab → · Contrast checker → · Palette generator →