#2921AC#2921AC

#2921AC is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.8% C 0.206 H 272.9°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#2921AC
RGB	rgb(41, 33, 172)
HSL	hsl(243, 68%, 40%)
HSV	hsv(243, 81%, 67%)
CMYK	cmyk(76.2%, 80.8%, 0%, 32.5%)
CIE-LAB	lab(25.37, 48.74, -71.22)
CIE-LCH	lch(25.37, 86.30, 304.39°)
OKLab	oklab(37.8% 0.0105 -0.2061)
OKLCH	oklch(37.8% 0.206 272.9)
XYZ	xyz(8.9022, 4.5367, 39.4282)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2921AC #A4AC21

analogous

#215FAC #2921AC #6E21AC

triadic

#2921AC #AC2921 #21AC29

tetradic

#2921AC #AC215F #A4AC21 #21AC6E

square

#2921AC #AC215F #A4AC21 #21AC6E

split-complementary

#2921AC #AC6E21 #5FAC21

monochromatic

#110D45 #1D1779 #2921AC #3C32D8 #6D66E2

Accessibility & contrast

On white

11.01

#2921AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2921AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2921AC

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2921AC	#FFFFFF	#000000	##FFFFFF
##2921AC	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B0

Deuteranopia (green-blind)

#0035AA

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2921ac;
/* rgb */ color: rgb(41, 33, 172);
/* oklch */ color: oklch(37.8% 0.206 272.9);

Tailwind

colors: {
  custom: {
    50: '#7a60c6',
    500: '#2921ac',
    950: '#000000',
  },
}

SCSS

$custom: #2921ac;
$custom-light: #7a60c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2921ac",
  "rgb": {
    "r": 41,
    "g": 33,
    "b": 172
  },
  "hsl": {
    "h": 243.453,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.37803,
    "c": 0.20634,
    "h": 272.9
  },
  "luminance": 0.04538
}

Semantic roles & 50–950 ramp

primary

#2921AC

secondary

#C1C762

accent

#EB3DE1

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2921AC

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

Preview Lab → · Contrast checker → · Palette generator →