#3E39B9#3E39B9

#3E39B9 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.194 H 276.5°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#3E39B9
RGB	rgb(62, 57, 185)
HSL	hsl(242, 53%, 47%)
HSV	hsv(242, 69%, 73%)
CMYK	cmyk(66.5%, 69.2%, 0%, 27.5%)
CIE-LAB	lab(32.81, 41.84, -66.65)
CIE-LCH	lch(32.81, 78.69, 302.12°)
OKLab	oklab(43.85% 0.0221 -0.1924)
OKLCH	oklch(43.85% 0.194 276.5)
XYZ	xyz(12.2038, 7.4521, 46.6848)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.15

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E39B9 #B4B939

analogous

#3974B9 #3E39B9 #7E39B9

triadic

#3E39B9 #B93E39 #39B93E

tetradic

#3E39B9 #B93974 #B4B939 #39B97E

square

#3E39B9 #B93974 #B4B939 #39B97E

split-complementary

#3E39B9 #B97E39 #74B939

monochromatic

#1F1C5B #2E2B8A #3E39B9 #6561CE #9390DD

Accessibility & contrast

On white

8.43

#3E39B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3E39B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E39B9

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E39B9	#FFFFFF	#000000	##FFFFFF
##3E39B9	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BD

Deuteranopia (green-blind)

#0048B7

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3e39b9;
/* rgb */ color: rgb(62, 57, 185);
/* oklch */ color: oklch(43.8% 0.194 276.5);

Tailwind

colors: {
  custom: {
    50: '#8370cf',
    500: '#3e39b9',
    950: '#000000',
  },
}

SCSS

$custom: #3e39b9;
$custom-light: #8370cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3e39b9",
  "rgb": {
    "r": 62,
    "g": 57,
    "b": 185
  },
  "hsl": {
    "h": 242.344,
    "s": 52.893,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43845,
    "c": 0.19369,
    "h": 276.5
  },
  "luminance": 0.07453
}

Semantic roles & 50–950 ramp

primary

#3E39B9

secondary

#C5C886

accent

#DC4BD7

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3E39B9

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

Preview Lab → · Contrast checker → · Palette generator →