#3A429A#3A429A

#3A429A is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.142 H 274.7°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#3A429A
RGB	rgb(58, 66, 154)
HSL	hsl(235, 45%, 42%)
HSV	hsv(235, 62%, 60%)
CMYK	cmyk(62.3%, 57.1%, 0%, 39.6%)
CIE-LAB	lab(32.10, 24.92, -49.26)
CIE-LCH	lch(32.10, 55.21, 296.83°)
OKLab	oklab(42.44% 0.0116 -0.1415)
OKLCH	oklch(42.44% 0.142 274.7)
XYZ	xyz(9.5240, 7.1283, 31.4396)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A429A #9A923A

analogous

#3A729A #3A429A #623A9A

triadic

#3A429A #9A3A42 #429A3A

tetradic

#3A429A #9A3A72 #9A923A #3A9A62

square

#3A429A #9A3A72 #9A923A #3A9A62

split-complementary

#3A429A #9A623A #729A3A

monochromatic

#191C41 #292F6E #3A429A #535CBE #7F86CF

Accessibility & contrast

On white

8.66

#3A429A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3A429A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A429A

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A429A	#FFFFFF	#000000	##FFFFFF
##3A429A	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509D

Deuteranopia (green-blind)

#004798

Tritanopia (blue-blind)

#005767

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a429a;
/* rgb */ color: rgb(58, 66, 154);
/* oklch */ color: oklch(42.4% 0.142 274.7);

Tailwind

colors: {
  custom: {
    50: '#7a76b8',
    500: '#3a429a',
    950: '#000000',
  },
}

SCSS

$custom: #3a429a;
$custom-light: #7a76b8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a429a",
  "rgb": {
    "r": 58,
    "g": 66,
    "b": 154
  },
  "hsl": {
    "h": 235,
    "s": 45.283,
    "l": 41.569
  },
  "oklch": {
    "l": 0.42443,
    "c": 0.14195,
    "h": 274.7
  },
  "luminance": 0.07129
}

Semantic roles & 50–950 ramp

primary

#3A429A

secondary

#B9B377

accent

#CA53D5

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #3A429A

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

Preview Lab → · Contrast checker → · Palette generator →