#18228F#18228F

#18228F is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.7% C 0.175 H 269.0°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#18228F
RGB	rgb(24, 34, 143)
HSL	hsl(235, 71%, 33%)
HSV	hsv(235, 83%, 56%)
CMYK	cmyk(83.2%, 76.2%, 0%, 43.9%)
CIE-LAB	lab(21.29, 37.32, -60.29)
CIE-LCH	lch(21.29, 70.90, 301.76°)
OKLab	oklab(33.7% -0.0032 -0.1747)
OKLCH	oklch(33.7% 0.175 269)
XYZ	xyz(5.9049, 3.3207, 26.3110)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18228F #8F8518

analogous

#185D8F #18228F #49188F

triadic

#18228F #8F1822 #228F18

tetradic

#18228F #8F185D #8F8518 #188F49

square

#18228F #8F185D #8F8518 #188F49

split-complementary

#18228F #8F4918 #5D8F18

monochromatic

#060926 #0F165B #18228F #212EC3 #424FDF

Accessibility & contrast

On white

12.62

#18228F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#18228F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18228F

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18228F	#FFFFFF	#000000	##FFFFFF
##18228F	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003992

Deuteranopia (green-blind)

#002D8D

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #18228f;
/* rgb */ color: rgb(24, 34, 143);
/* oklch */ color: oklch(33.7% 0.175 269.0);

Tailwind

colors: {
  custom: {
    50: '#6d5eb1',
    500: '#18228f',
    950: '#000000',
  },
}

SCSS

$custom: #18228f;
$custom-light: #6d5eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#18228f",
  "rgb": {
    "r": 24,
    "g": 34,
    "b": 143
  },
  "hsl": {
    "h": 234.958,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.337,
    "c": 0.17472,
    "h": 269
  },
  "luminance": 0.03321
}

Semantic roles & 50–950 ramp

primary

#18228F

secondary

#C0B643

accent

#DF3AEE

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#080411

muted

#7B7980

Preview Lab

Preview with #18228F

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

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