#3938BF#3938BF

#3938BF is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 43.9% C 0.203 H 274.4°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#3938BF
RGB	rgb(57, 56, 191)
HSL	hsl(240, 55%, 48%)
HSV	hsv(240, 71%, 75%)
CMYK	cmyk(70.2%, 70.7%, 0%, 25.1%)
CIE-LAB	lab(32.83, 43.82, -70.18)
CIE-LCH	lch(32.83, 82.73, 301.98°)
OKLab	oklab(43.94% 0.0157 -0.2029)
OKLCH	oklch(43.94% 0.203 274.4)
XYZ	xyz(12.5024, 7.4586, 50.0609)
Luminance	0.0746 (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

#3938BF #BEBF38

analogous

#387BBF #3938BF #7C38BF

triadic

#3938BF #BF3938 #38BF39

tetradic

#3938BF #BF387B #BEBF38 #38BF7C

square

#3938BF #BF387B #BEBF38 #38BF7C

split-complementary

#3938BF #BF7C38 #7BBF38

monochromatic

#1D1C60 #2B2A90 #3938BF #6463D1 #9392DF

Accessibility & contrast

On white

8.43

#3938BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3938BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3938BF

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3938BF	#FFFFFF	#000000	##FFFFFF
##3938BF	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)

#0053C3

Deuteranopia (green-blind)

#0047BD

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3938bf;
/* rgb */ color: rgb(57, 56, 191);
/* oklch */ color: oklch(43.9% 0.203 274.4);

Tailwind

colors: {
  custom: {
    50: '#8270d4',
    500: '#3938bf',
    950: '#000000',
  },
}

SCSS

$custom: #3938bf;
$custom-light: #8270d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3938bf",
  "rgb": {
    "r": 57,
    "g": 56,
    "b": 191
  },
  "hsl": {
    "h": 240.444,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.43939,
    "c": 0.20347,
    "h": 274.4
  },
  "luminance": 0.0746
}

Semantic roles & 50–950 ramp

primary

#3938BF

secondary

#CACA89

accent

#DE4ADD

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3938BF

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

Preview Lab → · Contrast checker → · Palette generator →