#3315B3#3315B3

#3315B3 is a dark, highly saturated violet. Relative luminance 0.045; OKLCH L 38.1% C 0.220 H 276.7°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#3315B3
RGB	rgb(51, 21, 179)
HSL	hsl(251, 79%, 39%)
HSV	hsv(251, 88%, 70%)
CMYK	cmyk(71.5%, 88.3%, 0%, 29.8%)
CIE-LAB	lab(25.24, 56.43, -75.62)
CIE-LCH	lch(25.24, 94.36, 306.73°)
OKLab	oklab(38.14% 0.0256 -0.2184)
OKLCH	oklch(38.14% 0.22 276.7)
XYZ	xyz(9.7674, 4.4939, 42.9917)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3315B3 #95B315

analogous

#1546B3 #3315B3 #8215B3

triadic

#3315B3 #B33315 #15B333

tetradic

#3315B3 #B31546 #95B315 #15B382

square

#3315B3 #B31546 #95B315 #15B382

split-complementary

#3315B3 #B38215 #46B315

monochromatic

#140845 #230F7C #3315B3 #4620E5 #7357EB

Accessibility & contrast

On white

11.06

#3315B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#3315B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3315B3

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3315B3	#FFFFFF	#000000	##FFFFFF
##3315B3	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B7

Deuteranopia (green-blind)

#0035B0

Tritanopia (blue-blind)

#004B69

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3315b3;
/* rgb */ color: rgb(51, 21, 179);
/* oklch */ color: oklch(38.1% 0.220 276.7);

Tailwind

colors: {
  custom: {
    50: '#805ccb',
    500: '#3315b3',
    950: '#000000',
  },
}

SCSS

$custom: #3315b3;
$custom-light: #805ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#3315b3",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 179
  },
  "hsl": {
    "h": 251.392,
    "s": 79,
    "l": 39.216
  },
  "oklch": {
    "l": 0.3814,
    "c": 0.2199,
    "h": 276.7
  },
  "luminance": 0.04495
}

Semantic roles & 50–950 ramp

primary

#3315B3

secondary

#B7CE56

accent

#F532D0

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0414

muted

#7D7982

Preview Lab

Preview with #3315B3

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

Preview Lab → · Contrast checker → · Palette generator →