#2F21AC#2F21AC

#2F21AC is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.205 H 275.1°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#2F21AC
RGB	rgb(47, 33, 172)
HSL	hsl(246, 68%, 40%)
HSV	hsv(246, 81%, 67%)
CMYK	cmyk(72.7%, 80.8%, 0%, 32.5%)
CIE-LAB	lab(25.77, 49.19, -70.55)
CIE-LCH	lch(25.77, 86.00, 304.89°)
OKLab	oklab(38.19% 0.0183 -0.204)
OKLCH	oklch(38.19% 0.205 275.1)
XYZ	xyz(9.1601, 4.6697, 39.4403)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F21AC #9EAC21

analogous

#2159AC #2F21AC #7421AC

triadic

#2F21AC #AC2F21 #21AC2F

tetradic

#2F21AC #AC2159 #9EAC21 #21AC74

square

#2F21AC #AC2159 #9EAC21 #21AC74

split-complementary

#2F21AC #AC7421 #59AC21

monochromatic

#130D45 #211779 #2F21AC #4332D8 #7266E2

Accessibility & contrast

On white

10.86

#2F21AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F21AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F21AC

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F21AC	#FFFFFF	#000000	##FFFFFF
##2F21AC	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B0

Deuteranopia (green-blind)

#0037AA

Tritanopia (blue-blind)

#004C67

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f21ac;
/* rgb */ color: rgb(47, 33, 172);
/* oklch */ color: oklch(38.2% 0.205 275.1);

Tailwind

colors: {
  custom: {
    50: '#7c60c6',
    500: '#2f21ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f21ac;
$custom-light: #7c60c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f21ac",
  "rgb": {
    "r": 47,
    "g": 33,
    "b": 172
  },
  "hsl": {
    "h": 246.043,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38187,
    "c": 0.2048,
    "h": 275.1
  },
  "luminance": 0.04671
}

Semantic roles & 50–950 ramp

primary

#2F21AC

secondary

#BDC762

accent

#EB3DD9

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2F21AC

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

Preview Lab → · Contrast checker → · Palette generator →