#3830AB#3830AB

#3830AB is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.7% C 0.187 H 277.0°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#3830AB
RGB	rgb(56, 48, 171)
HSL	hsl(244, 56%, 43%)
HSV	hsv(244, 72%, 67%)
CMYK	cmyk(67.3%, 71.9%, 0%, 32.9%)
CIE-LAB	lab(29.14, 41.74, -64.36)
CIE-LCH	lch(29.14, 76.71, 302.97°)
OKLab	oklab(40.7% 0.0227 -0.1859)
OKLCH	oklch(40.7% 0.187 277)
XYZ	xyz(10.0361, 5.8941, 39.1290)
Luminance	0.0590 (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

#3830AB #A3AB30

analogous

#3066AB #3830AB #7530AB

triadic

#3830AB #AB3830 #30AB38

tetradic

#3830AB #AB3066 #A3AB30 #30AB75

square

#3830AB #AB3066 #A3AB30 #30AB75

split-complementary

#3830AB #AB7530 #66AB30

monochromatic

#19154B #28237B #3830AB #544CCD #827BDA

Accessibility & contrast

On white

9.64

#3830AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3830AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3830AB

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3830AB	#FFFFFF	#000000	##FFFFFF
##3830AB	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAF

Deuteranopia (green-blind)

#003FA9

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3830ab;
/* rgb */ color: rgb(56, 48, 171);
/* oklch */ color: oklch(40.7% 0.187 277.0);

Tailwind

colors: {
  custom: {
    50: '#7e6ac5',
    500: '#3830ab',
    950: '#000000',
  },
}

SCSS

$custom: #3830ab;
$custom-light: #7e6ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#3830ab",
  "rgb": {
    "r": 56,
    "g": 48,
    "b": 171
  },
  "hsl": {
    "h": 243.902,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.407,
    "c": 0.18726,
    "h": 277
  },
  "luminance": 0.05895
}

Semantic roles & 50–950 ramp

primary

#3830AB

secondary

#BDC374

accent

#DF48D6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3830AB

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

Preview Lab → · Contrast checker → · Palette generator →