#3F35BA#3F35BA

#3F35BA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.4% C 0.199 H 277.5°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F35BA
RGB	rgb(63, 53, 186)
HSL	hsl(245, 56%, 47%)
HSV	hsv(245, 72%, 73%)
CMYK	cmyk(66.1%, 71.5%, 0%, 27.1%)
CIE-LAB	lab(32.14, 44.60, -68.35)
CIE-LCH	lch(32.14, 81.61, 303.13°)
OKLab	oklab(43.41% 0.0259 -0.1974)
OKLCH	oklch(43.41% 0.199 277.5)
XYZ	xyz(12.1831, 7.1471, 47.1824)
Luminance	0.0715 (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

#3F35BA #B0BA35

analogous

#356EBA #3F35BA #8235BA

triadic

#3F35BA #BA3F35 #35BA3F

tetradic

#3F35BA #BA356E #B0BA35 #35BA82

square

#3F35BA #BA356E #B0BA35 #35BA82

split-complementary

#3F35BA #BA8235 #6EBA35

monochromatic

#1F1A5B #2F278A #3F35BA #655CD0 #928BDE

Accessibility & contrast

On white

8.64

#3F35BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3F35BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F35BA

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F35BA	#FFFFFF	#000000	##FFFFFF
##3F35BA	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BE

Deuteranopia (green-blind)

#0046B8

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3f35ba;
/* rgb */ color: rgb(63, 53, 186);
/* oklch */ color: oklch(43.4% 0.199 277.5);

Tailwind

colors: {
  custom: {
    50: '#846ed0',
    500: '#3f35ba',
    950: '#000000',
  },
}

SCSS

$custom: #3f35ba;
$custom-light: #846ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f35ba",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 186
  },
  "hsl": {
    "h": 244.511,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43408,
    "c": 0.19905,
    "h": 277.5
  },
  "luminance": 0.07148
}

Semantic roles & 50–950 ramp

primary

#3F35BA

secondary

#C3C882

accent

#DF49D4

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3F35BA

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

Preview Lab → · Contrast checker → · Palette generator →