#12408F#12408F

#12408F is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.2% C 0.140 H 260.6°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#12408F
RGB	rgb(18, 64, 143)
HSL	hsl(218, 78%, 32%)
HSV	hsv(218, 87%, 56%)
CMYK	cmyk(87.4%, 55.2%, 0%, 43.9%)
CIE-LAB	lab(28.84, 16.68, -47.91)
CIE-LCH	lch(28.84, 50.72, 289.19°)
OKLab	oklab(39.22% -0.0228 -0.1383)
OKLCH	oklch(39.22% 0.14 260.6)
XYZ	xyz(7.0390, 5.7777, 26.7255)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12408F #8F6112

analogous

#127F8F #12408F #23128F

triadic

#12408F #8F1240 #408F12

tetradic

#12408F #8F127F #8F6112 #128F23

square

#12408F #8F127F #8F6112 #128F23

split-complementary

#12408F #8F2312 #7F8F12

monochromatic

#040F22 #0B2859 #12408F #1958C5 #3676E6

Accessibility & contrast

On white

9.74

#12408F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#12408F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12408F

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12408F	#FFFFFF	#000000	##FFFFFF
##12408F	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A92

Deuteranopia (green-blind)

#003F8D

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #12408f;
/* rgb */ color: rgb(18, 64, 143);
/* oklch */ color: oklch(39.2% 0.140 260.6);

Tailwind

colors: {
  custom: {
    50: '#6974b0',
    500: '#12408f',
    950: '#000000',
  },
}

SCSS

$custom: #12408f;
$custom-light: #6974b0;
$custom-dark: #000000;

JSON

{
  "hex": "#12408f",
  "rgb": {
    "r": 18,
    "g": 64,
    "b": 143
  },
  "hsl": {
    "h": 217.92,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39223,
    "c": 0.14016,
    "h": 260.6
  },
  "luminance": 0.05779
}

Semantic roles & 50–950 ramp

primary

#12408F

secondary

#C3913A

accent

#AD34F4

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#070811

muted

#7A7B80

Preview Lab

Preview with #12408F

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

Preview Lab → · Contrast checker → · Palette generator →