#23227B#23227B

#23227B is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.1% C 0.146 H 275.0°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#23227B
RGB	rgb(35, 34, 123)
HSL	hsl(241, 57%, 31%)
HSV	hsv(241, 72%, 48%)
CMYK	cmyk(71.5%, 72.4%, 0%, 51.8%)
CIE-LAB	lab(19.77, 31.15, -50.19)
CIE-LCH	lch(19.77, 59.07, 301.83°)
OKLab	oklab(32.14% 0.0126 -0.145)
OKLCH	oklch(32.14% 0.146 275)
XYZ	xyz(4.8391, 2.9310, 19.0458)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23227B #7A7B22

analogous

#224D7B #23227B #4F227B

triadic

#23227B #7B2322 #227B23

tetradic

#23227B #7B224D #7A7B22 #227B4F

square

#23227B #7B224D #7A7B22 #227B4F

split-complementary

#23227B #7B4F22 #4D7B22

monochromatic

#08071B #15154B #23227B #312FAB #4C4ACD

Accessibility & contrast

On white

13.24

#23227B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#23227B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23227B

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23227B	#FFFFFF	#000000	##FFFFFF
##23227B	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347E

Deuteranopia (green-blind)

#002C79

Tritanopia (blue-blind)

#003A4C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #23227b;
/* rgb */ color: rgb(35, 34, 123);
/* oklch */ color: oklch(32.1% 0.146 275.0);

Tailwind

colors: {
  custom: {
    50: '#6c5ea2',
    500: '#23227b',
    950: '#000000',
  },
}

SCSS

$custom: #23227b;
$custom-light: #6c5ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#23227b",
  "rgb": {
    "r": 35,
    "g": 34,
    "b": 123
  },
  "hsl": {
    "h": 240.674,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32141,
    "c": 0.14556,
    "h": 275
  },
  "luminance": 0.02931
}

Semantic roles & 50–950 ramp

primary

#23227B

secondary

#ADAE4B

accent

#E048DE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #23227B

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

Preview Lab → · Contrast checker → · Palette generator →