#3C299C#3C299C

#3C299C is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.5% C 0.175 H 281.9°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#3C299C
RGB	rgb(60, 41, 156)
HSL	hsl(250, 58%, 39%)
HSV	hsv(250, 74%, 61%)
CMYK	cmyk(61.5%, 73.7%, 0%, 38.8%)
CIE-LAB	lab(26.58, 41.41, -59.48)
CIE-LCH	lch(26.58, 72.48, 304.85°)
OKLab	oklab(38.52% 0.0361 -0.1715)
OKLCH	oklch(38.52% 0.175 281.9)
XYZ	xyz(8.6553, 4.9462, 31.9447)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C299C #899C29

analogous

#294F9C #3C299C #75299C

triadic

#3C299C #9C3C29 #299C3C

tetradic

#3C299C #9C294F #899C29 #299C75

square

#3C299C #9C294F #899C29 #299C75

split-complementary

#3C299C #9C7529 #4F9C29

monochromatic

#17103B #291C6C #3C299C #5038CB #7A68D7

Accessibility & contrast

On white

10.56

#3C299C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#3C299C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C299C

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C299C	#FFFFFF	#000000	##FFFFFF
##3C299C	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439F

Deuteranopia (green-blind)

#003B9A

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3c299c;
/* rgb */ color: rgb(60, 41, 156);
/* oklch */ color: oklch(38.5% 0.175 281.9);

Tailwind

colors: {
  custom: {
    50: '#7e65ba',
    500: '#3c299c',
    950: '#000000',
  },
}

SCSS

$custom: #3c299c;
$custom-light: #7e65ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3c299c",
  "rgb": {
    "r": 60,
    "g": 41,
    "b": 156
  },
  "hsl": {
    "h": 249.913,
    "s": 58.376,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38516,
    "c": 0.17523,
    "h": 281.9
  },
  "luminance": 0.04947
}

Semantic roles & 50–950 ramp

primary

#3C299C

secondary

#AFBE63

accent

#E246C8

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3C299C

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

Preview Lab → · Contrast checker → · Palette generator →