#383DAF#383DAF

#383DAF is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.2% C 0.178 H 274.2°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#383DAF
RGB	rgb(56, 61, 175)
HSL	hsl(237, 52%, 45%)
HSV	hsv(237, 68%, 69%)
CMYK	cmyk(68%, 65.1%, 0%, 31.4%)
CIE-LAB	lab(32.42, 35.22, -61.38)
CIE-LCH	lch(32.42, 70.76, 299.85°)
OKLab	oklab(43.18% 0.013 -0.1771)
OKLCH	oklch(43.18% 0.178 274.2)
XYZ	xyz(11.0349, 7.2724, 41.3713)
Luminance	0.0727 (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

#383DAF #AFAA38

analogous

#3878AF #383DAF #6E38AF

triadic

#383DAF #AF383D #3DAF38

tetradic

#383DAF #AF3878 #AFAA38 #38AF6E

square

#383DAF #AF3878 #AFAA38 #38AF6E

split-complementary

#383DAF #AF6E38 #78AF38

monochromatic

#1A1D52 #292D81 #383DAF #5A5FCA #888CD9

Accessibility & contrast

On white

8.56

#383DAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#383DAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383DAF

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383DAF	#FFFFFF	#000000	##FFFFFF
##383DAF	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B3

Deuteranopia (green-blind)

#0047AD

Tritanopia (blue-blind)

#005B70

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383daf;
/* rgb */ color: rgb(56, 61, 175);
/* oklch */ color: oklch(43.2% 0.178 274.2);

Tailwind

colors: {
  custom: {
    50: '#7e73c8',
    500: '#383daf',
    950: '#000000',
  },
}

SCSS

$custom: #383daf;
$custom-light: #7e73c8;
$custom-dark: #000000;

JSON

{
  "hex": "#383daf",
  "rgb": {
    "r": 56,
    "g": 61,
    "b": 175
  },
  "hsl": {
    "h": 237.479,
    "s": 51.515,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43178,
    "c": 0.17762,
    "h": 274.2
  },
  "luminance": 0.07273
}

Semantic roles & 50–950 ramp

primary

#383DAF

secondary

#C3C080

accent

#D54DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383DAF

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

Preview Lab → · Contrast checker → · Palette generator →