#3833B2#3833B2

#3833B2 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.8% C 0.193 H 275.8°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#3833B2
RGB	rgb(56, 51, 178)
HSL	hsl(242, 55%, 45%)
HSV	hsv(242, 71%, 70%)
CMYK	cmyk(68.5%, 71.3%, 0%, 30.2%)
CIE-LAB	lab(30.45, 42.31, -66.39)
CIE-LCH	lch(30.45, 78.73, 302.51°)
OKLab	oklab(41.84% 0.0196 -0.1918)
OKLCH	oklch(41.84% 0.193 275.8)
XYZ	xyz(10.8480, 6.4218, 42.7787)
Luminance	0.0642 (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

#3833B2 #ADB233

analogous

#336EB2 #3833B2 #7733B2

triadic

#3833B2 #B23833 #33B238

tetradic

#3833B2 #B2336E #ADB233 #33B277

square

#3833B2 #B2336E #ADB233 #33B277

split-complementary

#3833B2 #B27733 #6EB233

monochromatic

#1A1853 #292582 #3833B2 #5954CE #8784DC

Accessibility & contrast

On white

9.19

#3833B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3833B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3833B2

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3833B2	#FFFFFF	#000000	##FFFFFF
##3833B2	1.00	9.19	2.28	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB6

Deuteranopia (green-blind)

#0042B0

Tritanopia (blue-blind)

#00566F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3833b2;
/* rgb */ color: rgb(56, 51, 178);
/* oklch */ color: oklch(41.8% 0.193 275.8);

Tailwind

colors: {
  custom: {
    50: '#7f6cca',
    500: '#3833b2',
    950: '#000000',
  },
}

SCSS

$custom: #3833b2;
$custom-light: #7f6cca;
$custom-dark: #000000;

JSON

{
  "hex": "#3833b2",
  "rgb": {
    "r": 56,
    "g": 51,
    "b": 178
  },
  "hsl": {
    "h": 242.362,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41841,
    "c": 0.19282,
    "h": 275.8
  },
  "luminance": 0.06423
}

Semantic roles & 50–950 ramp

primary

#3833B2

secondary

#C2C57C

accent

#DF49D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3833B2

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

Preview Lab → · Contrast checker → · Palette generator →