#3A3DB2#3A3DB2

#3A3DB2 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.181 H 274.8°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#3A3DB2
RGB	rgb(58, 61, 178)
HSL	hsl(239, 51%, 46%)
HSV	hsv(239, 67%, 70%)
CMYK	cmyk(67.4%, 65.7%, 0%, 30.2%)
CIE-LAB	lab(32.81, 36.53, -62.52)
CIE-LCH	lch(32.81, 72.40, 300.30°)
OKLab	oklab(43.58% 0.0151 -0.1804)
OKLCH	oklch(43.58% 0.181 274.8)
XYZ	xyz(11.4469, 7.4504, 42.9457)
Luminance	0.0745 (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

#3A3DB2 #B2AF3A

analogous

#3A79B2 #3A3DB2 #733AB2

triadic

#3A3DB2 #B23A3D #3DB23A

tetradic

#3A3DB2 #B23A79 #B2AF3A #3AB273

square

#3A3DB2 #B23A79 #B2AF3A #3AB273

split-complementary

#3A3DB2 #B2733A #79B23A

monochromatic

#1C1D56 #2B2D84 #3A3DB2 #5F61CB #8D8FDA

Accessibility & contrast

On white

8.43

#3A3DB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3A3DB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3DB2

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3DB2	#FFFFFF	#000000	##FFFFFF
##3A3DB2	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B6

Deuteranopia (green-blind)

#0048B0

Tritanopia (blue-blind)

#005C72

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3a3db2;
/* rgb */ color: rgb(58, 61, 178);
/* oklch */ color: oklch(43.6% 0.181 274.8);

Tailwind

colors: {
  custom: {
    50: '#7f73ca',
    500: '#3a3db2',
    950: '#000000',
  },
}

SCSS

$custom: #3a3db2;
$custom-light: #7f73ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3db2",
  "rgb": {
    "r": 58,
    "g": 61,
    "b": 178
  },
  "hsl": {
    "h": 238.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43579,
    "c": 0.18106,
    "h": 274.8
  },
  "luminance": 0.07451
}

Semantic roles & 50–950 ramp

primary

#3A3DB2

secondary

#C4C383

accent

#D74DDA

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A3DB2

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

Preview Lab → · Contrast checker → · Palette generator →