#3429B3#3429B3

#3429B3 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.3% C 0.205 H 275.5°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#3429B3
RGB	rgb(52, 41, 179)
HSL	hsl(245, 63%, 43%)
HSV	hsv(245, 77%, 70%)
CMYK	cmyk(70.9%, 77.1%, 0%, 29.8%)
CIE-LAB	lab(28.30, 47.77, -70.55)
CIE-LCH	lch(28.30, 85.20, 304.10°)
OKLab	oklab(40.27% 0.0197 -0.204)
OKLCH	oklch(40.27% 0.205 275.5)
XYZ	xyz(10.3431, 5.5696, 43.1690)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3429B3 #A8B329

analogous

#2963B3 #3429B3 #7929B3

triadic

#3429B3 #B33429 #29B334

tetradic

#3429B3 #B32963 #A8B329 #29B379

square

#3429B3 #B32963 #A8B329 #29B379

split-complementary

#3429B3 #B37929 #63B329

monochromatic

#17124F #261E81 #3429B3 #5045D4 #7F77E0

Accessibility & contrast

On white

9.93

#3429B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3429B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3429B3

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3429B3	#FFFFFF	#000000	##FFFFFF
##3429B3	1.00	9.93	2.11	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B7

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#00526D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3429b3;
/* rgb */ color: rgb(52, 41, 179);
/* oklch */ color: oklch(40.3% 0.205 275.5);

Tailwind

colors: {
  custom: {
    50: '#7f66cb',
    500: '#3429b3',
    950: '#000000',
  },
}

SCSS

$custom: #3429b3;
$custom-light: #7f66cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3429b3",
  "rgb": {
    "r": 52,
    "g": 41,
    "b": 179
  },
  "hsl": {
    "h": 244.783,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40272,
    "c": 0.20493,
    "h": 275.5
  },
  "luminance": 0.05571
}

Semantic roles & 50–950 ramp

primary

#3429B3

secondary

#C0C770

accent

#E642D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3429B3

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

Preview Lab → · Contrast checker → · Palette generator →