#3B3DDD#3B3DDD

#3B3DDD is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.8% C 0.234 H 272.6°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#3B3DDD
RGB	rgb(59, 61, 221)
HSL	hsl(239, 70%, 55%)
HSV	hsv(239, 73%, 87%)
CMYK	cmyk(73.3%, 72.4%, 0%, 13.3%)
CIE-LAB	lab(36.90, 51.00, -80.87)
CIE-LCH	lch(36.90, 95.61, 302.24°)
OKLab	oklab(47.76% 0.0107 -0.234)
OKLCH	oklch(47.76% 0.234 272.6)
XYZ	xyz(16.5191, 9.4860, 69.3530)
Luminance	0.0949 (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

#3B3DDD #DDDB3B

analogous

#3B8EDD #3B3DDD #8A3BDD

triadic

#3B3DDD #DD3B3D #3DDD3B

tetradic

#3B3DDD #DD3B8E #DDDB3B #3BDD8A

square

#3B3DDD #DD3B8E #DDDB3B #3BDD8A

split-complementary

#3B3DDD #DD8A3B #8EDD3B

monochromatic

#171986 #2022BA #3B3DDD #6F71E6 #A3A4EF

Accessibility & contrast

On white

7.25

#3B3DDD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3B3DDD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3DDD

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3DDD	#FFFFFF	#000000	##FFFFFF
##3B3DDD	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE2

Deuteranopia (green-blind)

#004FDA

Tritanopia (blue-blind)

#006B8A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3b3ddd;
/* rgb */ color: rgb(59, 61, 221);
/* oklch */ color: oklch(47.8% 0.234 272.6);

Tailwind

colors: {
  custom: {
    50: '#8974e9',
    500: '#3b3ddd',
    950: '#000000',
  },
}

SCSS

$custom: #3b3ddd;
$custom-light: #8974e9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3ddd",
  "rgb": {
    "r": 59,
    "g": 61,
    "b": 221
  },
  "hsl": {
    "h": 239.259,
    "s": 70.435,
    "l": 54.902
  },
  "oklch": {
    "l": 0.47762,
    "c": 0.23425,
    "h": 272.6
  },
  "luminance": 0.09488
}

Semantic roles & 50–950 ramp

primary

#3B3DDD

secondary

#DCDB98

accent

#EB3BED

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3B3DDD

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

Preview Lab → · Contrast checker → · Palette generator →