#383F91#383F91

#383F91 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.0% C 0.134 H 275.2°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#383F91
RGB	rgb(56, 63, 145)
HSL	hsl(235, 44%, 39%)
HSV	hsv(235, 61%, 57%)
CMYK	cmyk(61.4%, 56.6%, 0%, 43.1%)
CIE-LAB	lab(30.50, 23.34, -46.38)
CIE-LCH	lch(30.50, 51.92, 296.72°)
OKLab	oklab(41% 0.012 -0.1331)
OKLCH	oklch(41% 0.134 275.2)
XYZ	xyz(8.5176, 6.4394, 27.5767)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383F91 #918A38

analogous

#386C91 #383F91 #5E3891

triadic

#383F91 #91383F #3F9138

tetradic

#383F91 #91386C #918A38 #38915E

square

#383F91 #91386C #918A38 #38915E

split-complementary

#383F91 #915E38 #6C9138

monochromatic

#161939 #272C65 #383F91 #4C55BA #787FCB

Accessibility & contrast

On white

9.18

#383F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#383F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383F91

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383F91	#FFFFFF	#000000	##FFFFFF
##383F91	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#014C94

Deuteranopia (green-blind)

#00448F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #383f91;
/* rgb */ color: rgb(56, 63, 145);
/* oklch */ color: oklch(41.0% 0.134 275.2);

Tailwind

colors: {
  custom: {
    50: '#7874b2',
    500: '#383f91',
    950: '#000000',
  },
}

SCSS

$custom: #383f91;
$custom-light: #7874b2;
$custom-dark: #000000;

JSON

{
  "hex": "#383f91",
  "rgb": {
    "r": 56,
    "g": 63,
    "b": 145
  },
  "hsl": {
    "h": 235.281,
    "s": 44.279,
    "l": 39.412
  },
  "oklch": {
    "l": 0.40999,
    "c": 0.1336,
    "h": 275.2
  },
  "luminance": 0.0644
}

Semantic roles & 50–950 ramp

primary

#383F91

secondary

#B4AF71

accent

#CA54D4

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #383F91

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

Preview Lab → · Contrast checker → · Palette generator →