#3B41DD#3B41DD

#3B41DD is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.3% C 0.230 H 272.2°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#3B41DD
RGB	rgb(59, 65, 221)
HSL	hsl(238, 70%, 55%)
HSV	hsv(238, 73%, 87%)
CMYK	cmyk(73.3%, 70.6%, 0%, 13.3%)
CIE-LAB	lab(37.71, 48.74, -79.53)
CIE-LCH	lch(37.71, 93.28, 301.50°)
OKLab	oklab(48.34% 0.0087 -0.2301)
OKLCH	oklch(48.34% 0.23 272.2)
XYZ	xyz(16.7407, 9.9291, 69.4268)
Luminance	0.0993 (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

#3B41DD #DDD73B

analogous

#3B92DD #3B41DD #863BDD

triadic

#3B41DD #DD3B41 #41DD3B

tetradic

#3B41DD #DD3B92 #DDD73B #3BDD86

square

#3B41DD #DD3B92 #DDD73B #3BDD86

split-complementary

#3B41DD #DD863B #92DD3B

monochromatic

#171B86 #2026BA #3B41DD #6F74E6 #A3A6EF

Accessibility & contrast

On white

7.03

#3B41DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#3B41DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B41DD

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B41DD	#FFFFFF	#000000	##FFFFFF
##3B41DD	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E2

Deuteranopia (green-blind)

#0051DA

Tritanopia (blue-blind)

#006D8B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b41dd;
/* rgb */ color: rgb(59, 65, 221);
/* oklch */ color: oklch(48.3% 0.230 272.2);

Tailwind

colors: {
  custom: {
    50: '#8977e9',
    500: '#3b41dd',
    950: '#000000',
  },
}

SCSS

$custom: #3b41dd;
$custom-light: #8977e9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b41dd",
  "rgb": {
    "r": 59,
    "g": 65,
    "b": 221
  },
  "hsl": {
    "h": 237.778,
    "s": 70.435,
    "l": 54.902
  },
  "oklch": {
    "l": 0.48342,
    "c": 0.2303,
    "h": 272.2
  },
  "luminance": 0.09931
}

Semantic roles & 50–950 ramp

primary

#3B41DD

secondary

#DCD998

accent

#E73BED

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #3B41DD

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

Preview Lab → · Contrast checker → · Palette generator →