#3C3FAF#3C3FAF

#3C3FAF is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.8% C 0.174 H 275.3°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#3C3FAF
RGB	rgb(60, 63, 175)
HSL	hsl(238, 49%, 46%)
HSV	hsv(238, 66%, 69%)
CMYK	cmyk(65.7%, 64%, 0%, 31.4%)
CIE-LAB	lab(33.16, 34.53, -60.16)
CIE-LCH	lch(33.16, 69.36, 299.85°)
OKLab	oklab(43.79% 0.0162 -0.1735)
OKLCH	oklch(43.79% 0.174 275.3)
XYZ	xyz(11.3763, 7.6098, 41.4185)
Luminance	0.0761 (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

#3C3FAF #AFAC3C

analogous

#3C78AF #3C3FAF #723CAF

triadic

#3C3FAF #AF3C3F #3FAF3C

tetradic

#3C3FAF #AF3C78 #AFAC3C #3CAF72

square

#3C3FAF #AF3C78 #AFAC3C #3CAF72

split-complementary

#3C3FAF #AF723C #78AF3C

monochromatic

#1D1E54 #2C2F81 #3C3FAF #6063C8 #8D8FD8

Accessibility & contrast

On white

8.33

#3C3FAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3C3FAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3FAF

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3FAF	#FFFFFF	#000000	##FFFFFF
##3C3FAF	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B3

Deuteranopia (green-blind)

#0049AD

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3c3faf;
/* rgb */ color: rgb(60, 63, 175);
/* oklch */ color: oklch(43.8% 0.174 275.3);

Tailwind

colors: {
  custom: {
    50: '#8074c8',
    500: '#3c3faf',
    950: '#000000',
  },
}

SCSS

$custom: #3c3faf;
$custom-light: #8074c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3faf",
  "rgb": {
    "r": 60,
    "g": 63,
    "b": 175
  },
  "hsl": {
    "h": 238.435,
    "s": 48.936,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43786,
    "c": 0.17421,
    "h": 275.3
  },
  "luminance": 0.07611
}

Semantic roles & 50–950 ramp

primary

#3C3FAF

secondary

#C3C184

accent

#D54FD8

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3C3FAF

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

Preview Lab → · Contrast checker → · Palette generator →