#3833BF#3833BF

#3833BF is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.1% C 0.209 H 274.7°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#3833BF
RGB	rgb(56, 51, 191)
HSL	hsl(242, 58%, 47%)
HSV	hsv(242, 73%, 75%)
CMYK	cmyk(70.7%, 73.3%, 0%, 25.1%)
CIE-LAB	lab(31.74, 46.57, -71.98)
CIE-LCH	lch(31.74, 85.73, 302.90°)
OKLab	oklab(43.14% 0.0173 -0.2081)
OKLCH	oklch(43.14% 0.209 274.7)
XYZ	xyz(12.2156, 6.9688, 49.9815)
Luminance	0.0697 (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

#3833BF #BABF33

analogous

#3374BF #3833BF #7E33BF

triadic

#3833BF #BF3833 #33BF38

tetradic

#3833BF #BF3374 #BABF33 #33BF7E

square

#3833BF #BF3374 #BABF33 #33BF7E

split-complementary

#3833BF #BF7E33 #74BF33

monochromatic

#1C195E #2A268F #3833BF #605CD3 #8F8CE0

Accessibility & contrast

On white

8.77

#3833BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3833BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3833BF

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3833BF	#FFFFFF	#000000	##FFFFFF
##3833BF	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C3

Deuteranopia (green-blind)

#0044BC

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3833bf;
/* rgb */ color: rgb(56, 51, 191);
/* oklch */ color: oklch(43.1% 0.209 274.7);

Tailwind

colors: {
  custom: {
    50: '#826dd4',
    500: '#3833bf',
    950: '#000000',
  },
}

SCSS

$custom: #3833bf;
$custom-light: #826dd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3833bf",
  "rgb": {
    "r": 56,
    "g": 51,
    "b": 191
  },
  "hsl": {
    "h": 242.143,
    "s": 57.851,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43141,
    "c": 0.20885,
    "h": 274.7
  },
  "luminance": 0.0697
}

Semantic roles & 50–950 ramp

primary

#3833BF

secondary

#C8CB83

accent

#E147DC

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3833BF

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

Preview Lab → · Contrast checker → · Palette generator →