#3D308D#3D308D

#3D308D is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.3% C 0.147 H 283.3°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#3D308D
RGB	rgb(61, 48, 141)
HSL	hsl(248, 49%, 37%)
HSV	hsv(248, 66%, 55%)
CMYK	cmyk(56.7%, 66%, 0%, 44.7%)
CIE-LAB	lab(26.82, 32.61, -49.87)
CIE-LCH	lch(26.82, 59.59, 303.19°)
OKLab	oklab(38.29% 0.0339 -0.1433)
OKLCH	oklch(38.29% 0.147 283.3)
XYZ	xyz(7.7877, 5.0286, 25.7544)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D308D #808D30

analogous

#30528D #3D308D #6C308D

triadic

#3D308D #8D3D30 #308D3D

tetradic

#3D308D #8D3052 #808D30 #308D6C

square

#3D308D #8D3052 #808D30 #308D6C

split-complementary

#3D308D #8D6C30 #528D30

monochromatic

#151132 #29205F #3D308D #5140BB #786BCD

Accessibility & contrast

On white

10.47

#3D308D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3D308D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D308D

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D308D	#FFFFFF	#000000	##FFFFFF
##3D308D	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004290

Deuteranopia (green-blind)

#003C8B

Tritanopia (blue-blind)

#17475A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3d308d;
/* rgb */ color: rgb(61, 48, 141);
/* oklch */ color: oklch(38.3% 0.147 283.3);

Tailwind

colors: {
  custom: {
    50: '#7b69af',
    500: '#3d308d',
    950: '#000000',
  },
}

SCSS

$custom: #3d308d;
$custom-light: #7b69af;
$custom-dark: #000000;

JSON

{
  "hex": "#3d308d",
  "rgb": {
    "r": 61,
    "g": 48,
    "b": 141
  },
  "hsl": {
    "h": 248.387,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38288,
    "c": 0.14723,
    "h": 283.3
  },
  "luminance": 0.05029
}

Semantic roles & 50–950 ramp

primary

#3D308D

secondary

#A9B465

accent

#D94FC6

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #3D308D

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

Preview Lab → · Contrast checker → · Palette generator →