#3845B3#3845B3

#3845B3 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 45.0% C 0.173 H 272.2°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#3845B3
RGB	rgb(56, 69, 179)
HSL	hsl(234, 52%, 46%)
HSV	hsv(234, 69%, 70%)
CMYK	cmyk(68.7%, 61.5%, 0%, 29.8%)
CIE-LAB	lab(34.70, 31.54, -60.02)
CIE-LCH	lch(34.70, 67.81, 297.72°)
OKLab	oklab(44.96% 0.0067 -0.1731)
OKLCH	oklch(44.96% 0.173 272.2)
XYZ	xyz(11.8930, 8.3505, 43.6241)
Luminance	0.0835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3845B3 #B3A638

analogous

#3882B3 #3845B3 #6938B3

triadic

#3845B3 #B33845 #45B338

tetradic

#3845B3 #B33882 #B3A638 #38B369

square

#3845B3 #B33882 #B3A638 #38B369

split-complementary

#3845B3 #B36938 #82B338

monochromatic

#1B2156 #293384 #3845B3 #5C68CC #8B93DB

Accessibility & contrast

On white

7.86

#3845B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3845B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3845B3

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3845B3	#FFFFFF	#000000	##FFFFFF
##3845B3	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B7

Deuteranopia (green-blind)

#004CB1

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3845b3;
/* rgb */ color: rgb(56, 69, 179);
/* oklch */ color: oklch(45.0% 0.173 272.2);

Tailwind

colors: {
  custom: {
    50: '#7e78cb',
    500: '#3845b3',
    950: '#000000',
  },
}

SCSS

$custom: #3845b3;
$custom-light: #7e78cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3845b3",
  "rgb": {
    "r": 56,
    "g": 69,
    "b": 179
  },
  "hsl": {
    "h": 233.659,
    "s": 52.34,
    "l": 46.078
  },
  "oklch": {
    "l": 0.4496,
    "c": 0.17324,
    "h": 272.2
  },
  "luminance": 0.08352
}

Semantic roles & 50–950 ramp

primary

#3845B3

secondary

#C5BE82

accent

#CD4CDC

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3845B3

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

Preview Lab → · Contrast checker → · Palette generator →