#383E99#383E99

#383E99 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.5% C 0.146 H 275.2°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#383E99
RGB	rgb(56, 62, 153)
HSL	hsl(236, 46%, 41%)
HSV	hsv(236, 63%, 60%)
CMYK	cmyk(63.4%, 59.5%, 0%, 40%)
CIE-LAB	lab(30.84, 26.84, -50.70)
CIE-LCH	lch(30.84, 57.36, 297.90°)
OKLab	oklab(41.45% 0.0131 -0.1458)
OKLCH	oklch(41.45% 0.146 275.2)
XYZ	xyz(9.1014, 6.5852, 30.9223)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383E99 #999338

analogous

#386E99 #383E99 #623899

triadic

#383E99 #99383E #3E9938

tetradic

#383E99 #99386E #999338 #389962

square

#383E99 #99386E #999338 #389962

split-complementary

#383E99 #996238 #6E9938

monochromatic

#171A3F #282C6C #383E99 #4F56BF #7C81CF

Accessibility & contrast

On white

9.06

#383E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#383E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383E99

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383E99	#FFFFFF	#000000	##FFFFFF
##383E99	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9C

Deuteranopia (green-blind)

#004497

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383e99;
/* rgb */ color: rgb(56, 62, 153);
/* oklch */ color: oklch(41.5% 0.146 275.2);

Tailwind

colors: {
  custom: {
    50: '#7973b8',
    500: '#383e99',
    950: '#000000',
  },
}

SCSS

$custom: #383e99;
$custom-light: #7973b8;
$custom-dark: #000000;

JSON

{
  "hex": "#383e99",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 153
  },
  "hsl": {
    "h": 236.289,
    "s": 46.411,
    "l": 40.98
  },
  "oklch": {
    "l": 0.41451,
    "c": 0.14637,
    "h": 275.2
  },
  "luminance": 0.06586
}

Semantic roles & 50–950 ramp

primary

#383E99

secondary

#B8B474

accent

#CE52D6

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #383E99

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

Preview Lab → · Contrast checker → · Palette generator →