#3A3FDB#3A3FDB

#3A3FDB is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.8% C 0.230 H 272.2°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#3A3FDB
RGB	rgb(58, 63, 219)
HSL	hsl(238, 69%, 54%)
HSV	hsv(238, 74%, 86%)
CMYK	cmyk(73.5%, 71.2%, 0%, 14.1%)
CIE-LAB	lab(37.05, 49.13, -79.47)
CIE-LCH	lch(37.05, 93.44, 301.73°)
OKLab	oklab(47.8% 0.0089 -0.23)
OKLCH	oklch(47.8% 0.23 272.2)
XYZ	xyz(16.3043, 9.5673, 67.9915)
Luminance	0.0957 (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

#3A3FDB #DBD63A

analogous

#3A8FDB #3A3FDB #863ADB

triadic

#3A3FDB #DB3A3F #3FDB3A

tetradic

#3A3FDB #DB3A8F #DBD63A #3ADB86

square

#3A3FDB #DB3A8F #DBD63A #3ADB86

split-complementary

#3A3FDB #DB863A #8FDB3A

monochromatic

#181B83 #2126B6 #3A3FDB #6E71E4 #A1A4EE

Accessibility & contrast

On white

7.21

#3A3FDB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#3A3FDB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3FDB

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3FDB	#FFFFFF	#000000	##FFFFFF
##3A3FDB	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE0

Deuteranopia (green-blind)

#004FD8

Tritanopia (blue-blind)

#006B89

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3a3fdb;
/* rgb */ color: rgb(58, 63, 219);
/* oklch */ color: oklch(47.8% 0.230 272.2);

Tailwind

colors: {
  custom: {
    50: '#8875e8',
    500: '#3a3fdb',
    950: '#000000',
  },
}

SCSS

$custom: #3a3fdb;
$custom-light: #8875e8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3fdb",
  "rgb": {
    "r": 58,
    "g": 63,
    "b": 219
  },
  "hsl": {
    "h": 238.137,
    "s": 69.099,
    "l": 54.314
  },
  "oklch": {
    "l": 0.47796,
    "c": 0.23015,
    "h": 272.2
  },
  "luminance": 0.09569
}

Semantic roles & 50–950 ramp

primary

#3A3FDB

secondary

#DBD896

accent

#E63CEC

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #3A3FDB

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

Preview Lab → · Contrast checker → · Palette generator →