#3830B8#3830B8

#3830B8 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.0% C 0.203 H 275.7°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#3830B8
RGB	rgb(56, 48, 184)
HSL	hsl(244, 59%, 45%)
HSV	hsv(244, 74%, 72%)
CMYK	cmyk(69.6%, 73.9%, 0%, 27.8%)
CIE-LAB	lab(30.43, 45.97, -69.99)
CIE-LCH	lch(30.43, 83.74, 303.30°)
OKLab	oklab(42.01% 0.0202 -0.2023)
OKLCH	oklch(42.01% 0.203 275.7)
XYZ	xyz(11.3367, 6.4143, 45.9787)
Luminance	0.0641 (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

#3830B8 #B0B830

analogous

#306CB8 #3830B8 #7C30B8

triadic

#3830B8 #B83830 #30B838

tetradic

#3830B8 #B8306C #B0B830 #30B87C

square

#3830B8 #B8306C #B0B830 #30B87C

split-complementary

#3830B8 #B87C30 #6CB830

monochromatic

#1A1757 #292387 #3830B8 #5B53D2 #8984DF

Accessibility & contrast

On white

9.20

#3830B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3830B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3830B8

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3830B8	#FFFFFF	#000000	##FFFFFF
##3830B8	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBC

Deuteranopia (green-blind)

#0042B6

Tritanopia (blue-blind)

#005771

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3830b8;
/* rgb */ color: rgb(56, 48, 184);
/* oklch */ color: oklch(42.0% 0.203 275.7);

Tailwind

colors: {
  custom: {
    50: '#816acf',
    500: '#3830b8',
    950: '#000000',
  },
}

SCSS

$custom: #3830b8;
$custom-light: #816acf;
$custom-dark: #000000;

JSON

{
  "hex": "#3830b8",
  "rgb": {
    "r": 56,
    "g": 48,
    "b": 184
  },
  "hsl": {
    "h": 243.529,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42006,
    "c": 0.20332,
    "h": 275.7
  },
  "luminance": 0.06415
}

Semantic roles & 50–950 ramp

primary

#3830B8

secondary

#C4C87C

accent

#E246D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3830B8

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

Preview Lab → · Contrast checker → · Palette generator →