#3B3DC8#3B3DC8

#3B3DC8 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.7% C 0.209 H 273.8°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#3B3DC8
RGB	rgb(59, 61, 200)
HSL	hsl(239, 56%, 51%)
HSV	hsv(239, 71%, 78%)
CMYK	cmyk(70.5%, 69.5%, 0%, 21.6%)
CIE-LAB	lab(34.88, 44.10, -72.07)
CIE-LCH	lch(34.88, 84.50, 301.46°)
OKLab	oklab(45.7% 0.0138 -0.2084)
OKLCH	oklch(45.7% 0.209 273.8)
XYZ	xyz(13.8942, 8.4361, 55.5285)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.89

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3DC8 #C8C63B

analogous

#3B83C8 #3B3DC8 #7F3BC8

triadic

#3B3DC8 #C83B3D #3DC83B

tetradic

#3B3DC8 #C83B83 #C8C63B #3BC87F

square

#3B3DC8 #C83B83 #C8C63B #3BC87F

split-complementary

#3B3DC8 #C87F3B #83C83B

monochromatic

#1E1F6B #2B2D9A #3B3DC8 #6B6CD5 #9B9CE3

Accessibility & contrast

On white

7.81

#3B3DC8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3B3DC8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3DC8

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3DC8	#FFFFFF	#000000	##FFFFFF
##3B3DC8	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CC

Deuteranopia (green-blind)

#004BC5

Tritanopia (blue-blind)

#00637E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b3dc8;
/* rgb */ color: rgb(59, 61, 200);
/* oklch */ color: oklch(45.7% 0.209 273.8);

Tailwind

colors: {
  custom: {
    50: '#8573da',
    500: '#3b3dc8',
    950: '#000000',
  },
}

SCSS

$custom: #3b3dc8;
$custom-light: #8573da;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3dc8",
  "rgb": {
    "r": 59,
    "g": 61,
    "b": 200
  },
  "hsl": {
    "h": 239.149,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.457,
    "c": 0.20883,
    "h": 273.8
  },
  "luminance": 0.08437
}

Semantic roles & 50–950 ramp

primary

#3B3DC8

secondary

#CFCE90

accent

#DD48DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3B3DC8

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

Preview Lab → · Contrast checker → · Palette generator →