#3A3FCB#3A3FCB

#3A3FCB is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.2% C 0.211 H 273.0°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#3A3FCB
RGB	rgb(58, 63, 203)
HSL	hsl(238, 58%, 51%)
HSV	hsv(238, 71%, 80%)
CMYK	cmyk(71.4%, 69%, 0%, 20.4%)
CIE-LAB	lab(35.53, 43.82, -72.75)
CIE-LCH	lch(35.53, 84.93, 301.06°)
OKLab	oklab(46.24% 0.0111 -0.2104)
OKLCH	oklch(46.24% 0.211 273)
XYZ	xyz(14.2983, 8.7649, 57.4266)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.60

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3FCB #CBC63A

analogous

#3A87CB #3A3FCB #7D3ACB

triadic

#3A3FCB #CB3A3F #3FCB3A

tetradic

#3A3FCB #CB3A87 #CBC63A #3ACB7D

square

#3A3FCB #CB3A87 #CBC63A #3ACB7D

split-complementary

#3A3FCB #CB7D3A #87CB3A

monochromatic

#1D206E #2A2E9E #3A3FCB #6A6ED8 #9B9DE5

Accessibility & contrast

On white

7.63

#3A3FCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#3A3FCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3FCB

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3FCB	#FFFFFF	#000000	##FFFFFF
##3A3FCB	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ACF

Deuteranopia (green-blind)

#004DC8

Tritanopia (blue-blind)

#006580

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3a3fcb;
/* rgb */ color: rgb(58, 63, 203);
/* oklch */ color: oklch(46.2% 0.211 273.0);

Tailwind

colors: {
  custom: {
    50: '#8575dc',
    500: '#3a3fcb',
    950: '#000000',
  },
}

SCSS

$custom: #3a3fcb;
$custom-light: #8575dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3fcb",
  "rgb": {
    "r": 58,
    "g": 63,
    "b": 203
  },
  "hsl": {
    "h": 237.931,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46239,
    "c": 0.21065,
    "h": 273
  },
  "luminance": 0.08766
}

Semantic roles & 50–950 ramp

primary

#3A3FCB

secondary

#D0CE90

accent

#DC46E1

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3A3FCB

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

Preview Lab → · Contrast checker → · Palette generator →