#3840A2#3840A2

#3840A2 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.6% C 0.156 H 274.1°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#3840A2
RGB	rgb(56, 64, 162)
HSL	hsl(235, 49%, 43%)
HSV	hsv(235, 65%, 64%)
CMYK	cmyk(65.4%, 60.5%, 0%, 36.5%)
CIE-LAB	lab(32.07, 28.72, -54.16)
CIE-LCH	lch(32.07, 61.30, 297.94°)
OKLab	oklab(42.58% 0.0112 -0.1559)
OKLCH	oklch(42.58% 0.156 274.1)
XYZ	xyz(9.9837, 7.1153, 35.0227)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3840A2 #A29A38

analogous

#3875A2 #3840A2 #6538A2

triadic

#3840A2 #A23840 #40A238

tetradic

#3840A2 #A23875 #A29A38 #38A265

square

#3840A2 #A23875 #A29A38 #38A265

split-complementary

#3840A2 #A26538 #75A238

monochromatic

#191C47 #282E75 #3840A2 #535CC4 #8187D3

Accessibility & contrast

On white

8.67

#3840A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3840A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3840A2

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3840A2	#FFFFFF	#000000	##FFFFFF
##3840A2	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A5

Deuteranopia (green-blind)

#0047A0

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3840a2;
/* rgb */ color: rgb(56, 64, 162);
/* oklch */ color: oklch(42.6% 0.156 274.1);

Tailwind

colors: {
  custom: {
    50: '#7b74be',
    500: '#3840a2',
    950: '#000000',
  },
}

SCSS

$custom: #3840a2;
$custom-light: #7b74be;
$custom-dark: #000000;

JSON

{
  "hex": "#3840a2",
  "rgb": {
    "r": 56,
    "g": 64,
    "b": 162
  },
  "hsl": {
    "h": 235.472,
    "s": 48.624,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42582,
    "c": 0.15633,
    "h": 274.1
  },
  "luminance": 0.07116
}

Semantic roles & 50–950 ramp

primary

#3840A2

secondary

#BDB879

accent

#CE50D8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3840A2

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

Preview Lab → · Contrast checker → · Palette generator →