#2F2FB0#2F2FB0

#2F2FB0 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.197 H 273.2°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#2F2FB0
RGB	rgb(47, 47, 176)
HSL	hsl(240, 58%, 44%)
HSV	hsv(240, 73%, 69%)
CMYK	cmyk(73.3%, 73.3%, 0%, 31%)
CIE-LAB	lab(28.83, 43.00, -67.90)
CIE-LCH	lch(28.83, 80.37, 302.35°)
OKLab	oklab(40.47% 0.0111 -0.1964)
OKLCH	oklch(40.47% 0.197 273.2)
XYZ	xyz(10.0227, 5.7709, 41.6516)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.20

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2FB0 #B0B02F

analogous

#2F6FB0 #2F2FB0 #6F2FB0

triadic

#2F2FB0 #B02F2F #2FB02F

tetradic

#2F2FB0 #B02F6F #B0B02F #2FB06F

square

#2F2FB0 #B02F6F #B0B02F #2FB06F

split-complementary

#2F2FB0 #B06F2F #6FB02F

monochromatic

#15154F #222280 #2F2FB0 #4D4DCF #7D7DDC

Accessibility & contrast

On white

9.75

#2F2FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2F2FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2FB0

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2FB0	#FFFFFF	#000000	##FFFFFF
##2F2FB0	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB4

Deuteranopia (green-blind)

#003EAE

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f2fb0;
/* rgb */ color: rgb(47, 47, 176);
/* oklch */ color: oklch(40.5% 0.197 273.2);

Tailwind

colors: {
  custom: {
    50: '#7c69c9',
    500: '#2f2fb0',
    950: '#000000',
  },
}

SCSS

$custom: #2f2fb0;
$custom-light: #7c69c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2fb0",
  "rgb": {
    "r": 47,
    "g": 47,
    "b": 176
  },
  "hsl": {
    "h": 240,
    "s": 57.848,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40465,
    "c": 0.19675,
    "h": 273.2
  },
  "luminance": 0.05772
}

Semantic roles & 50–950 ramp

primary

#2F2FB0

secondary

#C5C576

accent

#E147E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2F2FB0

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

Preview Lab → · Contrast checker → · Palette generator →