#3D388B#3D388B

#3D388B is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.5% C 0.134 H 281.1°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#3D388B
RGB	rgb(61, 56, 139)
HSL	hsl(244, 43%, 38%)
HSV	hsv(244, 60%, 55%)
CMYK	cmyk(56.1%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(28.60, 26.85, -45.73)
CIE-LCH	lch(28.60, 53.03, 300.42°)
OKLab	oklab(39.55% 0.0257 -0.1311)
OKLCH	oklch(39.55% 0.134 281.1)
XYZ	xyz(7.9974, 5.6840, 25.0968)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D388B #868B38

analogous

#385C8B #3D388B #66388B

triadic

#3D388B #8B3D38 #388B3D

tetradic

#3D388B #8B385C #868B38 #388B66

square

#3D388B #8B385C #868B38 #388B66

split-complementary

#3D388B #8B6638 #5C8B38

monochromatic

#171534 #2A265F #3D388B #514AB6 #7B76C8

Accessibility & contrast

On white

9.83

#3D388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3D388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D388B

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D388B	#FFFFFF	#000000	##FFFFFF
##3D388B	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468E

Deuteranopia (green-blind)

#004089

Tritanopia (blue-blind)

#184B5C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3d388b;
/* rgb */ color: rgb(61, 56, 139);
/* oklch */ color: oklch(39.5% 0.134 281.1);

Tailwind

colors: {
  custom: {
    50: '#7a6fad',
    500: '#3d388b',
    950: '#000000',
  },
}

SCSS

$custom: #3d388b;
$custom-light: #7a6fad;
$custom-dark: #000000;

JSON

{
  "hex": "#3d388b",
  "rgb": {
    "r": 61,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 243.614,
    "s": 42.564,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39545,
    "c": 0.13356,
    "h": 281.1
  },
  "luminance": 0.05685
}

Semantic roles & 50–950 ramp

primary

#3D388B

secondary

#ADB16E

accent

#D255CB

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #3D388B

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

Preview Lab → · Contrast checker → · Palette generator →