#12148F#12148F

#12148F is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.6% C 0.188 H 268.2°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#12148F
RGB	rgb(18, 20, 143)
HSL	hsl(239, 78%, 32%)
HSV	hsv(239, 87%, 56%)
CMYK	cmyk(87.4%, 86%, 0%, 43.9%)
CIE-LAB	lab(18.42, 44.53, -65.06)
CIE-LCH	lch(18.42, 78.84, 304.39°)
OKLab	oklab(31.61% -0.0059 -0.1884)
OKLCH	oklch(31.61% 0.188 268.2)
XYZ	xyz(5.4558, 2.6114, 26.1978)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12148F #8F8D12

analogous

#12538F #12148F #4F128F

triadic

#12148F #8F1214 #148F12

tetradic

#12148F #8F1253 #8F8D12 #128F4F

square

#12148F #8F1253 #8F8D12 #128F4F

split-complementary

#12148F #8F4F12 #538F12

monochromatic

#040522 #0B0C59 #12148F #191CC5 #3639E6

Accessibility & contrast

On white

13.79

#12148F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#12148F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12148F

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12148F	#FFFFFF	#000000	##FFFFFF
##12148F	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003392

Deuteranopia (green-blind)

#00268D

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #12148f;
/* rgb */ color: rgb(18, 20, 143);
/* oklch */ color: oklch(31.6% 0.188 268.2);

Tailwind

colors: {
  custom: {
    50: '#6d56b1',
    500: '#12148f',
    950: '#000000',
  },
}

SCSS

$custom: #12148f;
$custom-light: #6d56b1;
$custom-dark: #000000;

JSON

{
  "hex": "#12148f",
  "rgb": {
    "r": 18,
    "g": 20,
    "b": 143
  },
  "hsl": {
    "h": 239.04,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31614,
    "c": 0.18845,
    "h": 268.2
  },
  "luminance": 0.02612
}

Semantic roles & 50–950 ramp

primary

#12148F

secondary

#C3C13A

accent

#F134F4

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #12148F

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

Preview Lab → · Contrast checker → · Palette generator →