#3923A8#3923A8

#3923A8 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.7% C 0.196 H 279.5°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#3923A8
RGB	rgb(57, 35, 168)
HSL	hsl(250, 66%, 40%)
HSV	hsv(250, 79%, 66%)
CMYK	cmyk(66.1%, 79.2%, 0%, 34.1%)
CIE-LAB	lab(26.44, 47.90, -67.00)
CIE-LCH	lch(26.44, 82.36, 305.56°)
OKLab	oklab(38.72% 0.0325 -0.1935)
OKLCH	oklch(38.72% 0.196 279.5)
XYZ	xyz(9.3540, 4.8983, 37.4907)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3923A8 #92A823

analogous

#234FA8 #3923A8 #7C23A8

triadic

#3923A8 #A83923 #23A839

tetradic

#3923A8 #A8234F #92A823 #23A87C

square

#3923A8 #A8234F #92A823 #23A87C

split-complementary

#3923A8 #A87C23 #4FA823

monochromatic

#170E43 #281875 #3923A8 #4E34D5 #7A66DF

Accessibility & contrast

On white

10.61

#3923A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#3923A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3923A8

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3923A8	#FFFFFF	#000000	##FFFFFF
##3923A8	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0039A6

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3923a8;
/* rgb */ color: rgb(57, 35, 168);
/* oklch */ color: oklch(38.7% 0.196 279.5);

Tailwind

colors: {
  custom: {
    50: '#7f62c3',
    500: '#3923a8',
    950: '#000000',
  },
}

SCSS

$custom: #3923a8;
$custom-light: #7f62c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3923a8",
  "rgb": {
    "r": 57,
    "g": 35,
    "b": 168
  },
  "hsl": {
    "h": 249.925,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38722,
    "c": 0.19618,
    "h": 279.5
  },
  "luminance": 0.04899
}

Semantic roles & 50–950 ramp

primary

#3923A8

secondary

#B4C562

accent

#E83FCC

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3923A8

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

Preview Lab → · Contrast checker → · Palette generator →