#12276E#12276E

#12276E is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.8% C 0.126 H 266.2°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#12276E
RGB	rgb(18, 39, 110)
HSL	hsl(226, 72%, 25%)
HSV	hsv(226, 84%, 43%)
CMYK	cmyk(83.6%, 64.5%, 0%, 56.9%)
CIE-LAB	lab(18.82, 20.70, -43.42)
CIE-LCH	lch(18.82, 48.10, 295.49°)
OKLab	oklab(30.8% -0.0084 -0.1256)
OKLCH	oklch(30.8% 0.126 266.2)
XYZ	xyz(3.7885, 2.7050, 15.0713)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12276E #6E5912

analogous

#12556E #12276E #2B126E

triadic

#12276E #6E1227 #276E12

tetradic

#12276E #6E1255 #6E5912 #126E2B

square

#12276E #6E1255 #6E5912 #126E2B

split-complementary

#12276E #6E2B12 #556E12

monochromatic

#04091A #091439 #12276E #1B3AA3 #234CD7

Accessibility & contrast

On white

13.63

#12276E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#12276E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12276E

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12276E	#FFFFFF	#000000	##FFFFFF
##12276E	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003270

Deuteranopia (green-blind)

#002A6D

Tritanopia (blue-blind)

#003946

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #12276e;
/* rgb */ color: rgb(18, 39, 110);
/* oklch */ color: oklch(30.8% 0.126 266.2);

Tailwind

colors: {
  custom: {
    50: '#626098',
    500: '#12276e',
    950: '#000000',
  },
}

SCSS

$custom: #12276e;
$custom-light: #626098;
$custom-dark: #000000;

JSON

{
  "hex": "#12276e",
  "rgb": {
    "r": 18,
    "g": 39,
    "b": 110
  },
  "hsl": {
    "h": 226.304,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.30804,
    "c": 0.12587,
    "h": 266.2
  },
  "luminance": 0.02705
}

Semantic roles & 50–950 ramp

primary

#12276E

secondary

#A58C37

accent

#C539EF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #12276E

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

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