#18125B#18125B

#18125B is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.2% C 0.123 H 276.5°. Best body text is #FFFFFF at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#18125B
RGB	rgb(24, 18, 91)
HSL	hsl(245, 67%, 21%)
HSV	hsv(245, 80%, 36%)
CMYK	cmyk(73.6%, 80.2%, 0%, 64.3%)
CIE-LAB	lab(11.84, 28.33, -42.34)
CIE-LCH	lch(11.84, 50.94, 303.79°)
OKLab	oklab(25.22% 0.014 -0.1223)
OKLCH	oklch(25.22% 0.123 276.5)
XYZ	xyz(2.4807, 1.3819, 10.0315)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18125B #555B12

analogous

#12315B #18125B #3D125B

triadic

#18125B #5B1812 #125B18

tetradic

#18125B #5B1231 #555B12 #125B3D

square

#18125B #5B1231 #555B12 #125B3D

split-complementary

#18125B #5B3D12 #315B12

monochromatic

#07051A #0B0828 #18125B #251C8E #3326C1

Accessibility & contrast

On white

16.45

#18125B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#18125B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18125B

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18125B	#FFFFFF	#000000	##FFFFFF
##18125B	1.00	16.45	1.28	16.45
#FFFFFF	16.45	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225D

Deuteranopia (green-blind)

#001C5A

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18125b;
/* rgb */ color: rgb(24, 18, 91);
/* oklch */ color: oklch(25.2% 0.123 276.5);

Tailwind

colors: {
  custom: {
    50: '#61518a',
    500: '#18125b',
    950: '#000000',
  },
}

SCSS

$custom: #18125b;
$custom-light: #61518a;
$custom-dark: #000000;

JSON

{
  "hex": "#18125b",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 91
  },
  "hsl": {
    "h": 244.932,
    "s": 66.972,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25224,
    "c": 0.12315,
    "h": 276.5
  },
  "luminance": 0.01382
}

Semantic roles & 50–950 ramp

primary

#18125B

secondary

#8C9335

accent

#EA3EDC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #18125B

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

Preview Lab → · Contrast checker → · Palette generator →