#23316A#23316A

#23316A is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.5% C 0.101 H 269.8°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#23316A
RGB	rgb(35, 49, 106)
HSL	hsl(228, 50%, 28%)
HSV	hsv(228, 67%, 42%)
CMYK	cmyk(67%, 53.8%, 0%, 58.4%)
CIE-LAB	lab(22.28, 14.42, -35.17)
CIE-LCH	lch(22.28, 38.01, 292.29°)
OKLab	oklab(33.54% -0.0003 -0.1008)
OKLCH	oklch(33.54% 0.101 269.8)
XYZ	xyz(4.3921, 3.5942, 14.0952)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23316A #6A5C23

analogous

#23546A #23316A #38236A

triadic

#23316A #6A2331 #316A23

tetradic

#23316A #6A2354 #6A5C23 #236A38

square

#23316A #6A2354 #6A5C23 #236A38

split-complementary

#23316A #6A3823 #546A23

monochromatic

#080B17 #141C3C #23316A #324698 #465EC2

Accessibility & contrast

On white

12.22

#23316A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#23316A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23316A

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23316A	#FFFFFF	#000000	##FFFFFF
##23316A	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10396C

Deuteranopia (green-blind)

#003269

Tritanopia (blue-blind)

#003E48

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #23316a;
/* rgb */ color: rgb(35, 49, 106);
/* oklch */ color: oklch(33.5% 0.101 269.8);

Tailwind

colors: {
  custom: {
    50: '#666895',
    500: '#23316a',
    950: '#000000',
  },
}

SCSS

$custom: #23316a;
$custom-light: #666895;
$custom-dark: #000000;

JSON

{
  "hex": "#23316a",
  "rgb": {
    "r": 35,
    "g": 49,
    "b": 106
  },
  "hsl": {
    "h": 228.169,
    "s": 50.355,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33538,
    "c": 0.10081,
    "h": 269.8
  },
  "luminance": 0.03595
}

Semantic roles & 50–950 ramp

primary

#23316A

secondary

#9D8D4B

accent

#BE4EDA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #23316A

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

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