#3E31B7#3E31B7

#3E31B7 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.5% C 0.200 H 278.0°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#3E31B7
RGB	rgb(62, 49, 183)
HSL	hsl(246, 58%, 45%)
HSV	hsv(246, 73%, 72%)
CMYK	cmyk(66.1%, 73.2%, 0%, 28.2%)
CIE-LAB	lab(30.97, 45.77, -68.50)
CIE-LCH	lch(30.97, 82.38, 303.75°)
OKLab	oklab(42.47% 0.0277 -0.1978)
OKLCH	oklch(42.47% 0.2 278)
XYZ	xyz(11.6294, 6.6387, 45.4591)
Luminance	0.0664 (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

#3E31B7 #AAB731

analogous

#3167B7 #3E31B7 #8131B7

triadic

#3E31B7 #B73E31 #31B73E

tetradic

#3E31B7 #B73167 #AAB731 #31B781

square

#3E31B7 #B73167 #AAB731 #31B781

split-complementary

#3E31B7 #B78131 #67B731

monochromatic

#1D1756 #2E2487 #3E31B7 #6054D1 #8D84DE

Accessibility & contrast

On white

9.02

#3E31B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3E31B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E31B7

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E31B7	#FFFFFF	#000000	##FFFFFF
##3E31B7	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBB

Deuteranopia (green-blind)

#0043B5

Tritanopia (blue-blind)

#005771

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3e31b7;
/* rgb */ color: rgb(62, 49, 183);
/* oklch */ color: oklch(42.5% 0.200 278.0);

Tailwind

colors: {
  custom: {
    50: '#836bce',
    500: '#3e31b7',
    950: '#000000',
  },
}

SCSS

$custom: #3e31b7;
$custom-light: #836bce;
$custom-dark: #000000;

JSON

{
  "hex": "#3e31b7",
  "rgb": {
    "r": 62,
    "g": 49,
    "b": 183
  },
  "hsl": {
    "h": 245.821,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42469,
    "c": 0.19974,
    "h": 278
  },
  "luminance": 0.0664
}

Semantic roles & 50–950 ramp

primary

#3E31B7

secondary

#C0C87C

accent

#E147D2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3E31B7

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

Preview Lab → · Contrast checker → · Palette generator →