#2F10B4#2F10B4

#2F10B4 is a dark, highly saturated violet. Relative luminance 0.043; OKLCH L 37.6% C 0.224 H 275.2°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#2F10B4
RGB	rgb(47, 16, 180)
HSL	hsl(251, 84%, 38%)
HSV	hsv(251, 91%, 71%)
CMYK	cmyk(73.9%, 91.1%, 0%, 29.4%)
CIE-LAB	lab(24.54, 58.05, -77.39)
CIE-LCH	lch(24.54, 96.74, 306.87°)
OKLab	oklab(37.62% 0.0205 -0.2235)
OKLCH	oklch(37.62% 0.224 275.2)
XYZ	xyz(9.5931, 4.2692, 43.4896)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F10B4 #95B410

analogous

#1043B4 #2F10B4 #8110B4

triadic

#2F10B4 #B42F10 #10B42F

tetradic

#2F10B4 #B41043 #95B410 #10B481

square

#2F10B4 #B41043 #95B410 #10B481

split-complementary

#2F10B4 #B48110 #43B410

monochromatic

#120644 #200B7C #2F10B4 #3F17EA #6D4FEF

Accessibility & contrast

On white

11.33

#2F10B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2F10B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F10B4

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F10B4	#FFFFFF	#000000	##FFFFFF
##2F10B4	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041B8

Deuteranopia (green-blind)

#0033B1

Tritanopia (blue-blind)

#004B69

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f10b4;
/* rgb */ color: rgb(47, 16, 180);
/* oklch */ color: oklch(37.6% 0.224 275.2);

Tailwind

colors: {
  custom: {
    50: '#7f5acc',
    500: '#2f10b4',
    950: '#000000',
  },
}

SCSS

$custom: #2f10b4;
$custom-light: #7f5acc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f10b4",
  "rgb": {
    "r": 47,
    "g": 16,
    "b": 180
  },
  "hsl": {
    "h": 251.341,
    "s": 83.673,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37624,
    "c": 0.22444,
    "h": 275.2
  },
  "luminance": 0.0427
}

Semantic roles & 50–950 ramp

primary

#2F10B4

secondary

#B8D14F

accent

#FA2ED3

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0414

muted

#7D7982

Preview Lab

Preview with #2F10B4

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

Preview Lab → · Contrast checker → · Palette generator →