#3838BF#3838BF

#3838BF is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 43.9% C 0.204 H 274.1°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#3838BF
RGB	rgb(56, 56, 191)
HSL	hsl(240, 55%, 48%)
HSV	hsv(240, 71%, 75%)
CMYK	cmyk(70.7%, 70.7%, 0%, 25.1%)
CIE-LAB	lab(32.77, 43.71, -70.28)
CIE-LCH	lch(32.77, 82.76, 301.88°)
OKLab	oklab(43.88% 0.0145 -0.2032)
OKLCH	oklch(43.88% 0.204 274.1)
XYZ	xyz(12.4459, 7.4295, 50.0582)
Luminance	0.0743 (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

#3838BF #BFBF38

analogous

#387BBF #3838BF #7B38BF

triadic

#3838BF #BF3838 #38BF38

tetradic

#3838BF #BF387B #BFBF38 #38BF7B

square

#3838BF #BF387B #BFBF38 #38BF7B

split-complementary

#3838BF #BF7B38 #7BBF38

monochromatic

#1C1C60 #2A2A90 #3838BF #6363D1 #9292DF

Accessibility & contrast

On white

8.45

#3838BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3838BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3838BF

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3838BF	#FFFFFF	#000000	##FFFFFF
##3838BF	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	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: #3838bf;
/* rgb */ color: rgb(56, 56, 191);
/* oklch */ color: oklch(43.9% 0.204 274.1);

Tailwind

colors: {
  custom: {
    50: '#8270d4',
    500: '#3838bf',
    950: '#000000',
  },
}

SCSS

$custom: #3838bf;
$custom-light: #8270d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3838bf",
  "rgb": {
    "r": 56,
    "g": 56,
    "b": 191
  },
  "hsl": {
    "h": 240,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.43876,
    "c": 0.20372,
    "h": 274.1
  },
  "luminance": 0.07431
}

Semantic roles & 50–950 ramp

primary

#3838BF

secondary

#CACA89

accent

#DE4ADE

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3838BF

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

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