#3830B3#3830B3

#3830B3 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.5% C 0.197 H 276.2°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#3830B3
RGB	rgb(56, 48, 179)
HSL	hsl(244, 58%, 45%)
HSV	hsv(244, 73%, 70%)
CMYK	cmyk(68.7%, 73.2%, 0%, 29.8%)
CIE-LAB	lab(29.93, 44.36, -67.84)
CIE-LCH	lch(29.93, 81.06, 303.18°)
OKLab	oklab(41.5% 0.0212 -0.1961)
OKLCH	oklch(41.5% 0.197 276.2)
XYZ	xyz(10.8219, 6.2084, 43.2671)
Luminance	0.0621 (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

#3830B3 #ABB330

analogous

#306AB3 #3830B3 #7A30B3

triadic

#3830B3 #B33830 #30B338

tetradic

#3830B3 #B3306A #ABB330 #30B37A

square

#3830B3 #B3306A #ABB330 #30B37A

split-complementary

#3830B3 #B37A30 #6AB330

monochromatic

#1A1652 #292383 #3830B3 #5850D0 #8680DD

Accessibility & contrast

On white

9.37

#3830B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3830B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3830B3

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3830B3	#FFFFFF	#000000	##FFFFFF
##3830B3	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB7

Deuteranopia (green-blind)

#0041B1

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3830b3;
/* rgb */ color: rgb(56, 48, 179);
/* oklch */ color: oklch(41.5% 0.197 276.2);

Tailwind

colors: {
  custom: {
    50: '#806acb',
    500: '#3830b3',
    950: '#000000',
  },
}

SCSS

$custom: #3830b3;
$custom-light: #806acb;
$custom-dark: #000000;

JSON

{
  "hex": "#3830b3",
  "rgb": {
    "r": 56,
    "g": 48,
    "b": 179
  },
  "hsl": {
    "h": 243.664,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41499,
    "c": 0.1972,
    "h": 276.2
  },
  "luminance": 0.06209
}

Semantic roles & 50–950 ramp

primary

#3830B3

secondary

#C1C679

accent

#E147D8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3830B3

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

Preview Lab → · Contrast checker → · Palette generator →