#23217B#23217B

#23217B is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.0% C 0.147 H 275.2°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#23217B
RGB	rgb(35, 33, 123)
HSL	hsl(241, 58%, 31%)
HSV	hsv(241, 73%, 48%)
CMYK	cmyk(71.5%, 73.2%, 0%, 51.8%)
CIE-LAB	lab(19.53, 31.79, -50.57)
CIE-LCH	lch(19.53, 59.73, 302.16°)
OKLab	oklab(31.98% 0.0133 -0.1461)
OKLCH	oklch(31.98% 0.147 275.2)
XYZ	xyz(4.8110, 2.8747, 19.0364)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23217B #797B21

analogous

#214C7B #23217B #50217B

triadic

#23217B #7B2321 #217B23

tetradic

#23217B #7B214C #797B21 #217B50

square

#23217B #7B214C #797B21 #217B50

split-complementary

#23217B #7B5021 #4C7B21

monochromatic

#08071A #15144B #23217B #312EAB #4B48CE

Accessibility & contrast

On white

13.33

#23217B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#23217B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23217B

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23217B	#FFFFFF	#000000	##FFFFFF
##23217B	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337E

Deuteranopia (green-blind)

#002B79

Tritanopia (blue-blind)

#003A4B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #23217b;
/* rgb */ color: rgb(35, 33, 123);
/* oklch */ color: oklch(32.0% 0.147 275.2);

Tailwind

colors: {
  custom: {
    50: '#6c5da2',
    500: '#23217b',
    950: '#000000',
  },
}

SCSS

$custom: #23217b;
$custom-light: #6c5da2;
$custom-dark: #000000;

JSON

{
  "hex": "#23217b",
  "rgb": {
    "r": 35,
    "g": 33,
    "b": 123
  },
  "hsl": {
    "h": 241.333,
    "s": 57.692,
    "l": 30.588
  },
  "oklch": {
    "l": 0.31975,
    "c": 0.14673,
    "h": 275.2
  },
  "luminance": 0.02875
}

Semantic roles & 50–950 ramp

primary

#23217B

secondary

#ACAE4A

accent

#E147DE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #23217B

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

Preview Lab → · Contrast checker → · Palette generator →