#12367D#12367D

#12367D is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.5% C 0.128 H 262.0°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#12367D
RGB	rgb(18, 54, 125)
HSL	hsl(220, 75%, 28%)
HSV	hsv(220, 86%, 49%)
CMYK	cmyk(85.6%, 56.8%, 0%, 51%)
CIE-LAB	lab(24.47, 16.20, -43.80)
CIE-LCH	lch(24.47, 46.70, 290.30°)
OKLab	oklab(35.45% -0.0178 -0.1264)
OKLCH	oklch(35.45% 0.128 262)
XYZ	xyz(5.2690, 4.2470, 19.9401)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12367D #7D5912

analogous

#126B7D #12367D #23127D

triadic

#12367D #7D1236 #367D12

tetradic

#12367D #7D126B #7D5912 #127D23

square

#12367D #7D126B #7D5912 #127D23

split-complementary

#12367D #7D2312 #6B7D12

monochromatic

#040C1B #0A1F48 #12367D #1A4DB2 #2967E0

Accessibility & contrast

On white

11.35

#12367D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#12367D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12367D

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12367D	#FFFFFF	#000000	##FFFFFF
##12367D	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7F

Deuteranopia (green-blind)

#00357C

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #12367d;
/* rgb */ color: rgb(18, 54, 125);
/* oklch */ color: oklch(35.5% 0.128 262.0);

Tailwind

colors: {
  custom: {
    50: '#656ca3',
    500: '#12367d',
    950: '#000000',
  },
}

SCSS

$custom: #12367d;
$custom-light: #656ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#12367d",
  "rgb": {
    "r": 18,
    "g": 54,
    "b": 125
  },
  "hsl": {
    "h": 219.813,
    "s": 74.825,
    "l": 28.039
  },
  "oklch": {
    "l": 0.35453,
    "c": 0.12767,
    "h": 262
  },
  "luminance": 0.04248
}

Semantic roles & 50–950 ramp

primary

#12367D

secondary

#B38A38

accent

#B236F1

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#06060F

muted

#7A7A7F

Preview Lab

Preview with #12367D

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

Preview Lab → · Contrast checker → · Palette generator →