#18264B#18264B

#18264B is a dark, moderate blue. Relative luminance 0.021; OKLCH L 27.8% C 0.071 H 266.3°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#18264B
RGB	rgb(24, 38, 75)
HSL	hsl(224, 52%, 19%)
HSV	hsv(224, 68%, 29%)
CMYK	cmyk(68%, 49.3%, 0%, 70.6%)
CIE-LAB	lab(15.94, 7.76, -24.80)
CIE-LCH	lch(15.94, 25.98, 287.37°)
OKLab	oklab(27.81% -0.0046 -0.0707)
OKLCH	oklch(27.81% 0.071 266.3)
XYZ	xyz(2.3394, 2.0882, 6.9350)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18264B #4B3D18

analogous

#18404B #18264B #24184B

triadic

#18264B #4B1826 #264B18

tetradic

#18264B #4B1840 #4B3D18 #184B24

square

#18264B #4B1840 #4B3D18 #184B24

split-complementary

#18264B #4B2418 #404B18

monochromatic

#070C17 #090F1D #18264B #273D79 #3655A8

Accessibility & contrast

On white

14.81

#18264B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#18264B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18264B

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18264B	#FFFFFF	#000000	##FFFFFF
##18264B	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152A4C

Deuteranopia (green-blind)

#0D254A

Tritanopia (blue-blind)

#002E34

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #18264b;
/* rgb */ color: rgb(24, 38, 75);
/* oklch */ color: oklch(27.8% 0.071 266.3);

Tailwind

colors: {
  custom: {
    50: '#5b5f7d',
    500: '#18264b',
    950: '#000000',
  },
}

SCSS

$custom: #18264b;
$custom-light: #5b5f7d;
$custom-dark: #000000;

JSON

{
  "hex": "#18264b",
  "rgb": {
    "r": 24,
    "g": 38,
    "b": 75
  },
  "hsl": {
    "h": 223.529,
    "s": 51.515,
    "l": 19.412
  },
  "oklch": {
    "l": 0.27808,
    "c": 0.07089,
    "h": 266.3
  },
  "luminance": 0.02088
}

Semantic roles & 50–950 ramp

primary

#18264B

secondary

#826F3D

accent

#B44DDB

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #18264B

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

Preview Lab → · Contrast checker → · Palette generator →