#3021AA#3021AA

#3021AA is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.0% C 0.202 H 275.7°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#3021AA
RGB	rgb(48, 33, 170)
HSL	hsl(247, 67%, 40%)
HSV	hsv(247, 81%, 67%)
CMYK	cmyk(71.8%, 80.6%, 0%, 33.3%)
CIE-LAB	lab(25.62, 48.65, -69.60)
CIE-LCH	lch(25.62, 84.92, 304.96°)
OKLab	oklab(38.03% 0.0202 -0.2012)
OKLCH	oklch(38.03% 0.202 275.7)
XYZ	xyz(9.0161, 4.6175, 38.4385)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3021AA #9BAA21

analogous

#2157AA #3021AA #7421AA

triadic

#3021AA #AA3021 #21AA30

tetradic

#3021AA #AA2157 #9BAA21 #21AA74

square

#3021AA #AA2157 #9BAA21 #21AA74

split-complementary

#3021AA #AA7421 #57AA21

monochromatic

#130D43 #221777 #3021AA #4331D7 #7264E1

Accessibility & contrast

On white

10.92

#3021AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#3021AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3021AA

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3021AA	#FFFFFF	#000000	##FFFFFF
##3021AA	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AE

Deuteranopia (green-blind)

#0037A8

Tritanopia (blue-blind)

#004B66

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3021aa;
/* rgb */ color: rgb(48, 33, 170);
/* oklch */ color: oklch(38.0% 0.202 275.7);

Tailwind

colors: {
  custom: {
    50: '#7c60c5',
    500: '#3021aa',
    950: '#000000',
  },
}

SCSS

$custom: #3021aa;
$custom-light: #7c60c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3021aa",
  "rgb": {
    "r": 48,
    "g": 33,
    "b": 170
  },
  "hsl": {
    "h": 246.569,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.3803,
    "c": 0.20222,
    "h": 275.7
  },
  "luminance": 0.04618
}

Semantic roles & 50–950 ramp

primary

#3021AA

secondary

#BBC661

accent

#EA3DD7

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3021AA

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

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