#12284F#12284F

#12284F is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.3% C 0.077 H 260.9°. Best body text is #FFFFFF at 14.56:1 contrast (WCAG AA passes).

Color values

HEX	#12284F
RGB	rgb(18, 40, 79)
HSL	hsl(218, 63%, 19%)
HSV	hsv(218, 77%, 31%)
CMYK	cmyk(77.2%, 49.4%, 0%, 69%)
CIE-LAB	lab(16.55, 6.75, -26.56)
CIE-LCH	lch(16.55, 27.40, 284.26°)
OKLab	oklab(28.28% -0.0122 -0.076)
OKLCH	oklch(28.28% 0.077 260.9)
XYZ	xyz(2.4190, 2.2104, 7.6948)
Luminance	0.0221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12284F #4F3912

analogous

#12474F #12284F #1B124F

triadic

#12284F #4F1228 #284F12

tetradic

#12284F #4F1247 #4F3912 #124F1B

square

#12284F #4F1247 #4F3912 #124F1B

split-complementary

#12284F #4F1B12 #474F12

monochromatic

#060D19 #070F1D #12284F #1D4181 #295AB3

Accessibility & contrast

On white

14.56

#12284F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#12284F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12284F

14.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12284F	#FFFFFF	#000000	##FFFFFF
##12284F	1.00	14.56	1.44	14.56
#FFFFFF	14.56	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142C50

Deuteranopia (green-blind)

#09264E

Tritanopia (blue-blind)

#003137

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #12284f;
/* rgb */ color: rgb(18, 40, 79);
/* oklch */ color: oklch(28.3% 0.077 260.9);

Tailwind

colors: {
  custom: {
    50: '#596180',
    500: '#12284f',
    950: '#000000',
  },
}

SCSS

$custom: #12284f;
$custom-light: #596180;
$custom-dark: #000000;

JSON

{
  "hex": "#12284f",
  "rgb": {
    "r": 18,
    "g": 40,
    "b": 79
  },
  "hsl": {
    "h": 218.361,
    "s": 62.887,
    "l": 19.02
  },
  "oklch": {
    "l": 0.2828,
    "c": 0.07698,
    "h": 260.9
  },
  "luminance": 0.02211
}

Semantic roles & 50–950 ramp

primary

#12284F

secondary

#886A35

accent

#AB42E6

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #12284F

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

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