#3E39B8#3E39B8

#3E39B8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.8% C 0.192 H 276.6°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3E39B8
RGB	rgb(62, 57, 184)
HSL	hsl(242, 53%, 47%)
HSV	hsv(242, 69%, 72%)
CMYK	cmyk(66.3%, 69%, 0%, 27.8%)
CIE-LAB	lab(32.72, 41.51, -66.21)
CIE-LCH	lch(32.72, 78.14, 302.08°)
OKLab	oklab(43.75% 0.0222 -0.1911)
OKLCH	oklch(43.75% 0.192 276.6)
XYZ	xyz(12.0986, 7.4100, 46.1308)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.14

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E39B8 #B3B839

analogous

#3974B8 #3E39B8 #7D39B8

triadic

#3E39B8 #B83E39 #39B83E

tetradic

#3E39B8 #B83974 #B3B839 #39B87D

square

#3E39B8 #B83974 #B3B839 #39B87D

split-complementary

#3E39B8 #B87D39 #74B839

monochromatic

#1F1C5B #2E2B89 #3E39B8 #6560CE #928FDC

Accessibility & contrast

On white

8.46

#3E39B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3E39B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E39B8

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E39B8	#FFFFFF	#000000	##FFFFFF
##3E39B8	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BC

Deuteranopia (green-blind)

#0047B6

Tritanopia (blue-blind)

#005B74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3e39b8;
/* rgb */ color: rgb(62, 57, 184);
/* oklch */ color: oklch(43.8% 0.192 276.6);

Tailwind

colors: {
  custom: {
    50: '#8370ce',
    500: '#3e39b8',
    950: '#000000',
  },
}

SCSS

$custom: #3e39b8;
$custom-light: #8370ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3e39b8",
  "rgb": {
    "r": 62,
    "g": 57,
    "b": 184
  },
  "hsl": {
    "h": 242.362,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43751,
    "c": 0.19243,
    "h": 276.6
  },
  "luminance": 0.07411
}

Semantic roles & 50–950 ramp

primary

#3E39B8

secondary

#C5C786

accent

#DC4CD6

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3E39B8

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

Preview Lab → · Contrast checker → · Palette generator →