#23316C#23316C

#23316C is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.7% C 0.104 H 270.0°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#23316C
RGB	rgb(35, 49, 108)
HSL	hsl(228, 51%, 28%)
HSV	hsv(228, 68%, 42%)
CMYK	cmyk(67.6%, 54.6%, 0%, 57.6%)
CIE-LAB	lab(22.43, 15.20, -36.22)
CIE-LCH	lch(22.43, 39.28, 292.76°)
OKLab	oklab(33.7% -0.0001 -0.1039)
OKLCH	oklch(33.7% 0.104 270)
XYZ	xyz(4.4973, 3.6363, 14.6493)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23316C #6C5E23

analogous

#23556C #23316C #39236C

triadic

#23316C #6C2331 #316C23

tetradic

#23316C #6C2355 #6C5E23 #236C39

square

#23316C #6C2355 #6C5E23 #236C39

split-complementary

#23316C #6C3923 #556C23

monochromatic

#070A17 #141C3E #23316C #32469A #465EC3

Accessibility & contrast

On white

12.16

#23316C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#23316C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23316C

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23316C	#FFFFFF	#000000	##FFFFFF
##23316C	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D396E

Deuteranopia (green-blind)

#00326B

Tritanopia (blue-blind)

#003F49

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #23316c;
/* rgb */ color: rgb(35, 49, 108);
/* oklch */ color: oklch(33.7% 0.104 270.0);

Tailwind

colors: {
  custom: {
    50: '#676897',
    500: '#23316c',
    950: '#000000',
  },
}

SCSS

$custom: #23316c;
$custom-light: #676897;
$custom-dark: #000000;

JSON

{
  "hex": "#23316c",
  "rgb": {
    "r": 35,
    "g": 49,
    "b": 108
  },
  "hsl": {
    "h": 228.493,
    "s": 51.049,
    "l": 28.039
  },
  "oklch": {
    "l": 0.33698,
    "c": 0.10391,
    "h": 270
  },
  "luminance": 0.03637
}

Semantic roles & 50–950 ramp

primary

#23316C

secondary

#9F8F4B

accent

#BF4DDB

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #23316C

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

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