#12155E#12155E

#12155E is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.6% C 0.126 H 271.6°. Best body text is #FFFFFF at 16.22:1 contrast (WCAG AA passes).

Color values

HEX	#12155E
RGB	rgb(18, 21, 94)
HSL	hsl(238, 68%, 22%)
HSV	hsv(238, 81%, 37%)
CMYK	cmyk(80.9%, 77.7%, 0%, 63.1%)
CIE-LAB	lab(12.43, 26.87, -43.38)
CIE-LCH	lch(12.43, 51.03, 301.78°)
OKLab	oklab(25.64% 0.0035 -0.1256)
OKLCH	oklch(25.64% 0.126 271.6)
XYZ	xyz(2.5373, 1.4728, 10.7381)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12155E #5E5B12

analogous

#123B5E #12155E #35125E

triadic

#12155E #5E1215 #155E12

tetradic

#12155E #5E123B #5E5B12 #125E35

square

#12155E #5E123B #5E5B12 #125E35

split-complementary

#12155E #5E3512 #3B5E12

monochromatic

#05061A #080A2B #12155E #1C2091 #262CC5

Accessibility & contrast

On white

16.22

#12155E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#12155E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12155E

16.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12155E	#FFFFFF	#000000	##FFFFFF
##12155E	1.00	16.22	1.29	16.22
#FFFFFF	16.22	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002460

Deuteranopia (green-blind)

#001D5D

Tritanopia (blue-blind)

#002A38

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #12155e;
/* rgb */ color: rgb(18, 21, 94);
/* oklch */ color: oklch(25.6% 0.126 271.6);

Tailwind

colors: {
  custom: {
    50: '#5f538d',
    500: '#12155e',
    950: '#000000',
  },
}

SCSS

$custom: #12155e;
$custom-light: #5f538d;
$custom-dark: #000000;

JSON

{
  "hex": "#12155e",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 94
  },
  "hsl": {
    "h": 237.632,
    "s": 67.857,
    "l": 21.961
  },
  "oklch": {
    "l": 0.25639,
    "c": 0.12562,
    "h": 271.6
  },
  "luminance": 0.01473
}

Semantic roles & 50–950 ramp

primary

#12155E

secondary

#969235

accent

#E43DEB

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #12155E

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

Preview Lab → · Contrast checker → · Palette generator →