#3B3FC5#3B3FC5

#3B3FC5 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.7% C 0.203 H 273.7°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3B3FC5
RGB	rgb(59, 63, 197)
HSL	hsl(238, 54%, 50%)
HSV	hsv(238, 70%, 77%)
CMYK	cmyk(70.1%, 68%, 0%, 22.7%)
CIE-LAB	lab(35.03, 41.91, -70.06)
CIE-LCH	lch(35.03, 81.64, 300.89°)
OKLab	oklab(45.73% 0.0129 -0.2025)
OKLCH	oklch(45.73% 0.203 273.7)
XYZ	xyz(13.6558, 8.5147, 53.7363)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.51

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3FC5 #C5C13B

analogous

#3B84C5 #3B3FC5 #7C3BC5

triadic

#3B3FC5 #C53B3F #3FC53B

tetradic

#3B3FC5 #C53B84 #C5C13B #3BC57C

square

#3B3FC5 #C53B84 #C5C13B #3BC57C

split-complementary

#3B3FC5 #C57C3B #84C53B

monochromatic

#1F2167 #2C3096 #3B3FC5 #6A6DD3 #999CE1

Accessibility & contrast

On white

7.77

#3B3FC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3B3FC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3FC5

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3FC5	#FFFFFF	#000000	##FFFFFF
##3B3FC5	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C9

Deuteranopia (green-blind)

#004CC2

Tritanopia (blue-blind)

#00637D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b3fc5;
/* rgb */ color: rgb(59, 63, 197);
/* oklch */ color: oklch(45.7% 0.203 273.7);

Tailwind

colors: {
  custom: {
    50: '#8475d8',
    500: '#3b3fc5',
    950: '#000000',
  },
}

SCSS

$custom: #3b3fc5;
$custom-light: #8475d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3fc5",
  "rgb": {
    "r": 59,
    "g": 63,
    "b": 197
  },
  "hsl": {
    "h": 238.261,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.45729,
    "c": 0.2029,
    "h": 273.7
  },
  "luminance": 0.08516
}

Semantic roles & 50–950 ramp

primary

#3B3FC5

secondary

#CDCB8F

accent

#D94ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3B3FC5

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

Preview Lab → · Contrast checker → · Palette generator →