#3929B6#3929B6

#3929B6 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.9% C 0.207 H 277.1°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#3929B6
RGB	rgb(57, 41, 182)
HSL	hsl(247, 63%, 44%)
HSV	hsv(247, 77%, 71%)
CMYK	cmyk(68.7%, 77.5%, 0%, 28.6%)
CIE-LAB	lab(28.99, 49.18, -71.19)
CIE-LCH	lch(28.99, 86.52, 304.64°)
OKLab	oklab(40.94% 0.0257 -0.2057)
OKLCH	oklch(40.94% 0.207 277.1)
XYZ	xyz(10.9210, 5.8322, 44.7971)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929B6 #A6B629

analogous

#295FB6 #3929B6 #7F29B6

triadic

#3929B6 #B63929 #29B639

tetradic

#3929B6 #B6295F #A6B629 #29B67F

square

#3929B6 #B6295F #A6B629 #29B67F

split-complementary

#3929B6 #B67F29 #5FB629

monochromatic

#1A1252 #291E84 #3929B6 #5747D5 #8479E1

Accessibility & contrast

On white

9.69

#3929B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3929B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929B6

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929B6	#FFFFFF	#000000	##FFFFFF
##3929B6	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABA

Deuteranopia (green-blind)

#003EB4

Tritanopia (blue-blind)

#00536F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3929b6;
/* rgb */ color: rgb(57, 41, 182);
/* oklch */ color: oklch(40.9% 0.207 277.1);

Tailwind

colors: {
  custom: {
    50: '#8266cd',
    500: '#3929b6',
    950: '#000000',
  },
}

SCSS

$custom: #3929b6;
$custom-light: #8266cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3929b6",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 182
  },
  "hsl": {
    "h": 246.809,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40942,
    "c": 0.20732,
    "h": 277.1
  },
  "luminance": 0.05833
}

Semantic roles & 50–950 ramp

primary

#3929B6

secondary

#BFC972

accent

#E642D4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3929B6

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

Preview Lab → · Contrast checker → · Palette generator →