#12276F#12276F

#12276F is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.9% C 0.127 H 266.2°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#12276F
RGB	rgb(18, 39, 111)
HSL	hsl(226, 72%, 25%)
HSV	hsv(226, 84%, 44%)
CMYK	cmyk(83.8%, 64.9%, 0%, 56.5%)
CIE-LAB	lab(18.92, 21.12, -43.91)
CIE-LCH	lch(18.92, 48.73, 295.68°)
OKLab	oklab(30.9% -0.0084 -0.127)
OKLCH	oklch(30.9% 0.127 266.2)
XYZ	xyz(3.8432, 2.7269, 15.3596)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12276F #6F5A12

analogous

#12556F #12276F #2C126F

triadic

#12276F #6F1227 #276F12

tetradic

#12276F #6F1255 #6F5A12 #126F2C

square

#12276F #6F1255 #6F5A12 #126F2C

split-complementary

#12276F #6F2C12 #556F12

monochromatic

#04091A #09143A #12276F #1B3AA4 #234CD8

Accessibility & contrast

On white

13.59

#12276F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#12276F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12276F

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12276F	#FFFFFF	#000000	##FFFFFF
##12276F	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003271

Deuteranopia (green-blind)

#002A6E

Tritanopia (blue-blind)

#003A47

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #12276f;
/* rgb */ color: rgb(18, 39, 111);
/* oklch */ color: oklch(30.9% 0.127 266.2);

Tailwind

colors: {
  custom: {
    50: '#626099',
    500: '#12276f',
    950: '#000000',
  },
}

SCSS

$custom: #12276f;
$custom-light: #626099;
$custom-dark: #000000;

JSON

{
  "hex": "#12276f",
  "rgb": {
    "r": 18,
    "g": 39,
    "b": 111
  },
  "hsl": {
    "h": 226.452,
    "s": 72.093,
    "l": 25.294
  },
  "oklch": {
    "l": 0.30903,
    "c": 0.12732,
    "h": 266.2
  },
  "luminance": 0.02727
}

Semantic roles & 50–950 ramp

primary

#12276F

secondary

#A68D37

accent

#C639EF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #12276F

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

Preview Lab → · Contrast checker → · Palette generator →