#3D39AC#3D39AC

#3D39AC is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.6% C 0.177 H 277.3°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#3D39AC
RGB	rgb(61, 57, 172)
HSL	hsl(242, 50%, 45%)
HSV	hsv(242, 67%, 67%)
CMYK	cmyk(64.5%, 66.9%, 0%, 32.5%)
CIE-LAB	lab(31.57, 37.37, -60.96)
CIE-LCH	lch(31.57, 71.51, 301.51°)
OKLab	oklab(42.57% 0.0225 -0.1758)
OKLCH	oklch(42.57% 0.177 277.3)
XYZ	xyz(10.8316, 6.8960, 39.7820)
Luminance	0.0690 (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

#3D39AC #A8AC39

analogous

#396FAC #3D39AC #7739AC

triadic

#3D39AC #AC3D39 #39AC3D

tetradic

#3D39AC #AC396F #A8AC39 #39AC77

square

#3D39AC #AC396F #A8AC39 #39AC77

split-complementary

#3D39AC #AC7739 #6FAC39

monochromatic

#1C1B50 #2D2A7E #3D39AC #5E5AC8 #8B88D8

Accessibility & contrast

On white

8.83

#3D39AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3D39AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D39AC

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D39AC	#FFFFFF	#000000	##FFFFFF
##3D39AC	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB0

Deuteranopia (green-blind)

#0045AA

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3d39ac;
/* rgb */ color: rgb(61, 57, 172);
/* oklch */ color: oklch(42.6% 0.177 277.3);

Tailwind

colors: {
  custom: {
    50: '#8070c6',
    500: '#3d39ac',
    950: '#000000',
  },
}

SCSS

$custom: #3d39ac;
$custom-light: #8070c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d39ac",
  "rgb": {
    "r": 61,
    "g": 57,
    "b": 172
  },
  "hsl": {
    "h": 242.087,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42568,
    "c": 0.17724,
    "h": 277.3
  },
  "luminance": 0.06897
}

Semantic roles & 50–950 ramp

primary

#3D39AC

secondary

#BFC27F

accent

#DA4ED5

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3D39AC

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

Preview Lab → · Contrast checker → · Palette generator →