#23218D#23218D

#23218D is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.9% C 0.170 H 273.3°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#23218D
RGB	rgb(35, 33, 141)
HSL	hsl(241, 62%, 34%)
HSV	hsv(241, 77%, 55%)
CMYK	cmyk(75.2%, 76.6%, 0%, 44.7%)
CIE-LAB	lab(21.46, 38.10, -58.74)
CIE-LCH	lch(21.46, 70.01, 302.97°)
OKLab	oklab(33.92% 0.0099 -0.1699)
OKLCH	oklch(33.92% 0.17 273.3)
XYZ	xyz(6.0431, 3.3675, 25.5257)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23218D #8B8D21

analogous

#21558D #23218D #59218D

triadic

#23218D #8D2321 #218D23

tetradic

#23218D #8D2155 #8B8D21 #218D59

square

#23218D #8D2155 #8B8D21 #218D59

split-complementary

#23218D #8D5921 #558D21

monochromatic

#0A0A2A #17155B #23218D #2F2DBF #5452D6

Accessibility & contrast

On white

12.55

#23218D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#23218D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23218D

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23218D	#FFFFFF	#000000	##FFFFFF
##23218D	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#002E8B

Tritanopia (blue-blind)

#004155

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #23218d;
/* rgb */ color: rgb(35, 33, 141);
/* oklch */ color: oklch(33.9% 0.170 273.3);

Tailwind

colors: {
  custom: {
    50: '#705eaf',
    500: '#23218d',
    950: '#000000',
  },
}

SCSS

$custom: #23218d;
$custom-light: #705eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#23218d",
  "rgb": {
    "r": 35,
    "g": 33,
    "b": 141
  },
  "hsl": {
    "h": 241.111,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.33923,
    "c": 0.17023,
    "h": 273.3
  },
  "luminance": 0.03368
}

Semantic roles & 50–950 ramp

primary

#23218D

secondary

#B8BA50

accent

#E543E2

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090411

muted

#7B7980

Preview Lab

Preview with #23218D

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

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