#12305C#12305C

#12305C is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.3% C 0.087 H 258.2°. Best body text is #FFFFFF at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#12305C
RGB	rgb(18, 48, 92)
HSL	hsl(216, 67%, 22%)
HSV	hsv(216, 80%, 36%)
CMYK	cmyk(80.4%, 47.8%, 0%, 63.9%)
CIE-LAB	lab(20.10, 6.46, -29.57)
CIE-LCH	lch(20.10, 30.27, 282.33°)
OKLab	oklab(31.31% -0.0177 -0.0847)
OKLCH	oklch(31.31% 0.087 258.2)
XYZ	xyz(3.2375, 3.0148, 10.5344)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12305C #5C3E12

analogous

#12555C #12305C #19125C

triadic

#12305C #5C1230 #305C12

tetradic

#12305C #5C1255 #5C3E12 #125C19

square

#12305C #5C1255 #5C3E12 #125C19

split-complementary

#12305C #5C1912 #555C12

monochromatic

#050D1A #081529 #12305C #1C4B8F #2665C2

Accessibility & contrast

On white

13.10

#12305C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#12305C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12305C

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12305C	#FFFFFF	#000000	##FFFFFF
##12305C	1.00	13.10	1.60	13.10
#FFFFFF	13.10	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A345E

Deuteranopia (green-blind)

#0B2D5B

Tritanopia (blue-blind)

#003A41

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #12305c;
/* rgb */ color: rgb(18, 48, 92);
/* oklch */ color: oklch(31.3% 0.087 258.2);

Tailwind

colors: {
  custom: {
    50: '#5c678a',
    500: '#12305c',
    950: '#000000',
  },
}

SCSS

$custom: #12305c;
$custom-light: #5c678a;
$custom-dark: #000000;

JSON

{
  "hex": "#12305c",
  "rgb": {
    "r": 18,
    "g": 48,
    "b": 92
  },
  "hsl": {
    "h": 215.676,
    "s": 67.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31314,
    "c": 0.08653,
    "h": 258.2
  },
  "luminance": 0.03015
}

Semantic roles & 50–950 ramp

primary

#12305C

secondary

#946E35

accent

#A43EEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #12305C

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

Preview Lab → · Contrast checker → · Palette generator →