#23229B#23229B

#23229B is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.6% C 0.187 H 272.0°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#23229B
RGB	rgb(35, 34, 155)
HSL	hsl(240, 64%, 37%)
HSV	hsv(240, 78%, 61%)
CMYK	cmyk(77.4%, 78.1%, 0%, 39.2%)
CIE-LAB	lab(23.23, 42.28, -64.46)
CIE-LCH	lch(23.23, 77.09, 303.26°)
OKLab	oklab(35.63% 0.0067 -0.1866)
OKLCH	oklch(35.63% 0.187 272)
XYZ	xyz(7.1796, 3.8672, 31.3720)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23229B #9A9B22

analogous

#225E9B #23229B #60229B

triadic

#23229B #9B2322 #229B23

tetradic

#23229B #9B225E #9A9B22 #229B60

square

#23229B #9B225E #9A9B22 #229B60

split-complementary

#23229B #9B6022 #5E9B22

monochromatic

#0C0C37 #181769 #23229B #2E2DCD #5D5CDB

Accessibility & contrast

On white

11.84

#23229B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#23229B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23229B

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23229B	#FFFFFF	#000000	##FFFFFF
##23229B	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9E

Deuteranopia (green-blind)

#003199

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #23229b;
/* rgb */ color: rgb(35, 34, 155);
/* oklch */ color: oklch(35.6% 0.187 272.0);

Tailwind

colors: {
  custom: {
    50: '#745fba',
    500: '#23229b',
    950: '#000000',
  },
}

SCSS

$custom: #23229b;
$custom-light: #745fba;
$custom-dark: #000000;

JSON

{
  "hex": "#23229b",
  "rgb": {
    "r": 35,
    "g": 34,
    "b": 155
  },
  "hsl": {
    "h": 240.496,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35633,
    "c": 0.18672,
    "h": 272
  },
  "luminance": 0.03868
}

Semantic roles & 50–950 ramp

primary

#23229B

secondary

#BFC059

accent

#E741E6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23229B

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

Preview Lab → · Contrast checker → · Palette generator →