#3931A6#3931A6

#3931A6 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.4% C 0.180 H 277.7°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#3931A6
RGB	rgb(57, 49, 166)
HSL	hsl(244, 54%, 42%)
HSV	hsv(244, 70%, 65%)
CMYK	cmyk(65.7%, 70.5%, 0%, 34.9%)
CIE-LAB	lab(28.95, 39.63, -61.66)
CIE-LCH	lch(28.95, 73.30, 302.73°)
OKLab	oklab(40.44% 0.0242 -0.178)
OKLCH	oklch(40.44% 0.18 277.7)
XYZ	xyz(9.6664, 5.8189, 36.6828)
Luminance	0.0582 (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

#3931A6 #9EA631

analogous

#3163A6 #3931A6 #7431A6

triadic

#3931A6 #A63931 #31A639

tetradic

#3931A6 #A63163 #9EA631 #31A674

square

#3931A6 #A63163 #9EA631 #31A674

split-complementary

#3931A6 #A67431 #63A631

monochromatic

#191547 #292377 #3931A6 #534ACA #807AD8

Accessibility & contrast

On white

9.70

#3931A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3931A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3931A6

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3931A6	#FFFFFF	#000000	##FFFFFF
##3931A6	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AA

Deuteranopia (green-blind)

#003FA4

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3931a6;
/* rgb */ color: rgb(57, 49, 166);
/* oklch */ color: oklch(40.4% 0.180 277.7);

Tailwind

colors: {
  custom: {
    50: '#7e6ac1',
    500: '#3931a6',
    950: '#000000',
  },
}

SCSS

$custom: #3931a6;
$custom-light: #7e6ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#3931a6",
  "rgb": {
    "r": 57,
    "g": 49,
    "b": 166
  },
  "hsl": {
    "h": 244.103,
    "s": 54.419,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40435,
    "c": 0.17961,
    "h": 277.7
  },
  "luminance": 0.0582
}

Semantic roles & 50–950 ramp

primary

#3931A6

secondary

#BBC073

accent

#DE4AD4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3931A6

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

Preview Lab → · Contrast checker → · Palette generator →