#12306F#12306F

#12306F is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.9% C 0.115 H 262.7°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#12306F
RGB	rgb(18, 48, 111)
HSL	hsl(221, 72%, 25%)
HSV	hsv(221, 84%, 44%)
CMYK	cmyk(83.8%, 56.8%, 0%, 56.5%)
CIE-LAB	lab(21.54, 14.60, -39.63)
CIE-LCH	lch(21.54, 42.24, 290.22°)
OKLab	oklab(32.87% -0.0147 -0.1143)
OKLCH	oklch(32.87% 0.115 262.7)
XYZ	xyz(4.1746, 3.3897, 15.4701)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12306F #6F5112

analogous

#125E6F #12306F #22126F

triadic

#12306F #6F1230 #306F12

tetradic

#12306F #6F125E #6F5112 #126F22

square

#12306F #6F125E #6F5112 #126F22

split-complementary

#12306F #6F2212 #5E6F12

monochromatic

#040B1A #09193A #12306F #1B47A4 #235ED8

Accessibility & contrast

On white

12.51

#12306F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#12306F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12306F

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12306F	#FFFFFF	#000000	##FFFFFF
##12306F	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003871

Deuteranopia (green-blind)

#00306E

Tritanopia (blue-blind)

#00404A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #12306f;
/* rgb */ color: rgb(18, 48, 111);
/* oklch */ color: oklch(32.9% 0.115 262.7);

Tailwind

colors: {
  custom: {
    50: '#616799',
    500: '#12306f',
    950: '#000000',
  },
}

SCSS

$custom: #12306f;
$custom-light: #616799;
$custom-dark: #000000;

JSON

{
  "hex": "#12306f",
  "rgb": {
    "r": 18,
    "g": 48,
    "b": 111
  },
  "hsl": {
    "h": 220.645,
    "s": 72.093,
    "l": 25.294
  },
  "oklch": {
    "l": 0.32873,
    "c": 0.11527,
    "h": 262.7
  },
  "luminance": 0.0339
}

Semantic roles & 50–950 ramp

primary

#12306F

secondary

#A68237

accent

#B439EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #12306F

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

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