#3924A7#3924A7

#3924A7 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.7% C 0.194 H 279.6°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#3924A7
RGB	rgb(57, 36, 167)
HSL	hsl(250, 65%, 40%)
HSV	hsv(250, 78%, 65%)
CMYK	cmyk(65.9%, 78.4%, 0%, 34.5%)
CIE-LAB	lab(26.51, 47.10, -66.29)
CIE-LCH	lch(26.51, 81.32, 305.40°)
OKLab	oklab(38.74% 0.0323 -0.1914)
OKLCH	oklch(38.74% 0.194 279.6)
XYZ	xyz(9.2910, 4.9209, 37.0119)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3924A7 #92A724

analogous

#2451A7 #3924A7 #7A24A7

triadic

#3924A7 #A73924 #24A739

tetradic

#3924A7 #A72451 #92A724 #24A77A

square

#3924A7 #A72451 #92A724 #24A77A

split-complementary

#3924A7 #A77A24 #51A724

monochromatic

#170E42 #281975 #3924A7 #4E35D3 #7A67DE

Accessibility & contrast

On white

10.58

#3924A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#3924A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3924A7

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3924A7	#FFFFFF	#000000	##FFFFFF
##3924A7	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AB

Deuteranopia (green-blind)

#003AA5

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3924a7;
/* rgb */ color: rgb(57, 36, 167);
/* oklch */ color: oklch(38.7% 0.194 279.6);

Tailwind

colors: {
  custom: {
    50: '#7f62c2',
    500: '#3924a7',
    950: '#000000',
  },
}

SCSS

$custom: #3924a7;
$custom-light: #7f62c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3924a7",
  "rgb": {
    "r": 57,
    "g": 36,
    "b": 167
  },
  "hsl": {
    "h": 249.618,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38736,
    "c": 0.1941,
    "h": 279.6
  },
  "luminance": 0.04922
}

Semantic roles & 50–950 ramp

primary

#3924A7

secondary

#B4C463

accent

#E840CD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3924A7

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

Preview Lab → · Contrast checker → · Palette generator →