#12306E#12306E

#12306E is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.8% C 0.114 H 262.5°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#12306E
RGB	rgb(18, 48, 110)
HSL	hsl(220, 72%, 25%)
HSV	hsv(220, 84%, 43%)
CMYK	cmyk(83.6%, 56.4%, 0%, 56.9%)
CIE-LAB	lab(21.46, 14.17, -39.12)
CIE-LCH	lch(21.46, 41.61, 289.91°)
OKLab	oklab(32.79% -0.0148 -0.1128)
OKLCH	oklch(32.79% 0.114 262.5)
XYZ	xyz(4.1199, 3.3678, 15.1817)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12306E #6E5012

analogous

#125E6E #12306E #22126E

triadic

#12306E #6E1230 #306E12

tetradic

#12306E #6E125E #6E5012 #126E22

square

#12306E #6E125E #6E5012 #126E22

split-complementary

#12306E #6E2212 #5E6E12

monochromatic

#040B1A #091939 #12306E #1B47A3 #235ED7

Accessibility & contrast

On white

12.55

#12306E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#12306E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12306E

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12306E	#FFFFFF	#000000	##FFFFFF
##12306E	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003870

Deuteranopia (green-blind)

#002F6D

Tritanopia (blue-blind)

#003F4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #12306e;
/* rgb */ color: rgb(18, 48, 110);
/* oklch */ color: oklch(32.8% 0.114 262.5);

Tailwind

colors: {
  custom: {
    50: '#616798',
    500: '#12306e',
    950: '#000000',
  },
}

SCSS

$custom: #12306e;
$custom-light: #616798;
$custom-dark: #000000;

JSON

{
  "hex": "#12306e",
  "rgb": {
    "r": 18,
    "g": 48,
    "b": 110
  },
  "hsl": {
    "h": 220.435,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.32786,
    "c": 0.11378,
    "h": 262.5
  },
  "luminance": 0.03368
}

Semantic roles & 50–950 ramp

primary

#12306E

secondary

#A58137

accent

#B339EF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #12306E

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

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