#2F22B1#2F22B1

#2F22B1 is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.9% C 0.210 H 274.5°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#2F22B1
RGB	rgb(47, 34, 177)
HSL	hsl(245, 68%, 41%)
HSV	hsv(245, 81%, 69%)
CMYK	cmyk(73.4%, 80.8%, 0%, 30.6%)
CIE-LAB	lab(26.51, 50.24, -72.32)
CIE-LCH	lch(26.51, 88.06, 304.79°)
OKLab	oklab(38.87% 0.0166 -0.2092)
OKLCH	oklch(38.87% 0.21 274.5)
XYZ	xyz(9.6775, 4.9217, 42.0264)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F22B1 #A4B122

analogous

#225CB1 #2F22B1 #7722B1

triadic

#2F22B1 #B12F22 #22B12F

tetradic

#2F22B1 #B1225C #A4B122 #22B177

square

#2F22B1 #B1225C #A4B122 #22B177

split-complementary

#2F22B1 #B17722 #5CB122

monochromatic

#140E4A #21187E #2F22B1 #4638D9 #766BE3

Accessibility & contrast

On white

10.58

#2F22B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2F22B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F22B1

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F22B1	#FFFFFF	#000000	##FFFFFF
##2F22B1	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B5

Deuteranopia (green-blind)

#0038AF

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2f22b1;
/* rgb */ color: rgb(47, 34, 177);
/* oklch */ color: oklch(38.9% 0.210 274.5);

Tailwind

colors: {
  custom: {
    50: '#7d61ca',
    500: '#2f22b1',
    950: '#000000',
  },
}

SCSS

$custom: #2f22b1;
$custom-light: #7d61ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f22b1",
  "rgb": {
    "r": 47,
    "g": 34,
    "b": 177
  },
  "hsl": {
    "h": 245.455,
    "s": 67.773,
    "l": 41.373
  },
  "oklch": {
    "l": 0.38867,
    "c": 0.20982,
    "h": 274.5
  },
  "luminance": 0.04923
}

Semantic roles & 50–950 ramp

primary

#2F22B1

secondary

#C0C966

accent

#EB3DDB

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #2F22B1

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

Preview Lab → · Contrast checker → · Palette generator →