#3C398E#3C398E

#3C398E is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.9% C 0.137 H 279.8°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#3C398E
RGB	rgb(60, 57, 142)
HSL	hsl(242, 43%, 39%)
HSV	hsv(242, 60%, 56%)
CMYK	cmyk(57.7%, 59.9%, 0%, 44.3%)
CIE-LAB	lab(29.00, 27.02, -46.93)
CIE-LCH	lch(29.00, 54.15, 299.93°)
OKLab	oklab(39.9% 0.0232 -0.1346)
OKLCH	oklch(39.9% 0.137 279.8)
XYZ	xyz(8.2076, 5.8394, 26.2806)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C398E #8B8E39

analogous

#39618E #3C398E #67398E

triadic

#3C398E #8E3C39 #398E3C

tetradic

#3C398E #8E3961 #8B8E39 #398E67

square

#3C398E #8E3961 #8B8E39 #398E67

split-complementary

#3C398E #8E6739 #618E39

monochromatic

#171637 #2A2762 #3C398E #514DB7 #7B78C9

Accessibility & contrast

On white

9.69

#3C398E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3C398E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C398E

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C398E	#FFFFFF	#000000	##FFFFFF
##3C398E	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004891

Deuteranopia (green-blind)

#00418C

Tritanopia (blue-blind)

#104D5E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3c398e;
/* rgb */ color: rgb(60, 57, 142);
/* oklch */ color: oklch(39.9% 0.137 279.8);

Tailwind

colors: {
  custom: {
    50: '#7a6fb0',
    500: '#3c398e',
    950: '#000000',
  },
}

SCSS

$custom: #3c398e;
$custom-light: #7a6fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c398e",
  "rgb": {
    "r": 60,
    "g": 57,
    "b": 142
  },
  "hsl": {
    "h": 242.118,
    "s": 42.714,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39895,
    "c": 0.13662,
    "h": 279.8
  },
  "luminance": 0.0584
}

Semantic roles & 50–950 ramp

primary

#3C398E

secondary

#B0B271

accent

#D255CE

background

#F7F6FA

surface

#EEECF5

border

#C9C7CF

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #3C398E

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

Preview Lab → · Contrast checker → · Palette generator →