#3E39BA#3E39BA

#3E39BA is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.9% C 0.195 H 276.5°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#3E39BA
RGB	rgb(62, 57, 186)
HSL	hsl(242, 53%, 48%)
HSV	hsv(242, 69%, 73%)
CMYK	cmyk(66.7%, 69.4%, 0%, 27.1%)
CIE-LAB	lab(32.91, 42.17, -67.09)
CIE-LCH	lch(32.91, 79.24, 302.15°)
OKLab	oklab(43.94% 0.0219 -0.1937)
OKLCH	oklch(43.94% 0.195 276.5)
XYZ	xyz(12.3098, 7.4945, 47.2427)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.16

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E39BA #B5BA39

analogous

#3974BA #3E39BA #7F39BA

triadic

#3E39BA #BA3E39 #39BA3E

tetradic

#3E39BA #BA3974 #B5BA39 #39BA7F

square

#3E39BA #BA3974 #B5BA39 #39BA7F

split-complementary

#3E39BA #BA7F39 #74BA39

monochromatic

#1F1C5C #2E2B8B #3E39BA #6661CF #9390DD

Accessibility & contrast

On white

8.40

#3E39BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3E39BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E39BA

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E39BA	#FFFFFF	#000000	##FFFFFF
##3E39BA	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BE

Deuteranopia (green-blind)

#0048B8

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3e39ba;
/* rgb */ color: rgb(62, 57, 186);
/* oklch */ color: oklch(43.9% 0.195 276.5);

Tailwind

colors: {
  custom: {
    50: '#8370d0',
    500: '#3e39ba',
    950: '#000000',
  },
}

SCSS

$custom: #3e39ba;
$custom-light: #8370d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e39ba",
  "rgb": {
    "r": 62,
    "g": 57,
    "b": 186
  },
  "hsl": {
    "h": 242.326,
    "s": 53.086,
    "l": 47.647
  },
  "oklch": {
    "l": 0.4394,
    "c": 0.19495,
    "h": 276.5
  },
  "luminance": 0.07496
}

Semantic roles & 50–950 ramp

primary

#3E39BA

secondary

#C5C887

accent

#DC4BD7

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3E39BA

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

Preview Lab → · Contrast checker → · Palette generator →