#3A3FA2#3A3FA2

#3A3FA2 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.5% C 0.157 H 275.3°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A3FA2
RGB	rgb(58, 63, 162)
HSL	hsl(237, 47%, 43%)
HSV	hsv(237, 64%, 64%)
CMYK	cmyk(64.2%, 61.1%, 0%, 36.5%)
CIE-LAB	lab(31.95, 29.70, -54.35)
CIE-LCH	lch(31.95, 61.93, 298.65°)
OKLab	oklab(42.53% 0.0145 -0.1564)
OKLCH	oklch(42.53% 0.157 275.3)
XYZ	xyz(10.0419, 7.0624, 35.0094)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3FA2 #A29D3A

analogous

#3A73A2 #3A3FA2 #693AA2

triadic

#3A3FA2 #A23A3F #3FA23A

tetradic

#3A3FA2 #A23A73 #A29D3A #3AA269

square

#3A3FA2 #A23A73 #A29D3A #3AA269

split-complementary

#3A3FA2 #A2693A #73A23A

monochromatic

#1A1C48 #2A2D75 #3A3FA2 #575CC3 #8487D3

Accessibility & contrast

On white

8.70

#3A3FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3A3FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3FA2

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3FA2	#FFFFFF	#000000	##FFFFFF
##3A3FA2	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A5

Deuteranopia (green-blind)

#0047A0

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a3fa2;
/* rgb */ color: rgb(58, 63, 162);
/* oklch */ color: oklch(42.5% 0.157 275.3);

Tailwind

colors: {
  custom: {
    50: '#7c74be',
    500: '#3a3fa2',
    950: '#000000',
  },
}

SCSS

$custom: #3a3fa2;
$custom-light: #7c74be;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3fa2",
  "rgb": {
    "r": 58,
    "g": 63,
    "b": 162
  },
  "hsl": {
    "h": 237.115,
    "s": 47.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.42528,
    "c": 0.15711,
    "h": 275.3
  },
  "luminance": 0.07063
}

Semantic roles & 50–950 ramp

primary

#3A3FA2

secondary

#BDBA7B

accent

#D051D7

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3A3FA2

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

Preview Lab → · Contrast checker → · Palette generator →