#12304F#12304F

#12304F is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.4% C 0.067 H 251.6°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#12304F
RGB	rgb(18, 48, 79)
HSL	hsl(210, 63%, 19%)
HSV	hsv(210, 77%, 31%)
CMYK	cmyk(77.2%, 39.2%, 0%, 69%)
CIE-LAB	lab(19.25, 0.93, -22.26)
CIE-LCH	lch(19.25, 22.28, 272.40°)
OKLab	oklab(30.38% -0.0211 -0.0633)
OKLCH	oklch(30.38% 0.067 251.6)
XYZ	xyz(2.7172, 2.8067, 7.7942)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12304F #4F3112

analogous

#124F4F #12304F #13124F

triadic

#12304F #4F1230 #304F12

tetradic

#12304F #4F124F #4F3112 #124F13

square

#12304F #4F124F #4F3112 #124F13

split-complementary

#12304F #4F1312 #4F4F12

monochromatic

#060F19 #07121D #12304F #1D4E81 #296DB3

Accessibility & contrast

On white

13.45

#12304F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#12304F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12304F

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12304F	#FFFFFF	#000000	##FFFFFF
##12304F	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223250

Deuteranopia (green-blind)

#192C4E

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #12304f;
/* rgb */ color: rgb(18, 48, 79);
/* oklch */ color: oklch(30.4% 0.067 251.6);

Tailwind

colors: {
  custom: {
    50: '#596880',
    500: '#12304f',
    950: '#000000',
  },
}

SCSS

$custom: #12304f;
$custom-light: #596880;
$custom-dark: #000000;

JSON

{
  "hex": "#12304f",
  "rgb": {
    "r": 18,
    "g": 48,
    "b": 79
  },
  "hsl": {
    "h": 210.492,
    "s": 62.887,
    "l": 19.02
  },
  "oklch": {
    "l": 0.30376,
    "c": 0.06668,
    "h": 251.6
  },
  "luminance": 0.02807
}

Semantic roles & 50–950 ramp

primary

#12304F

secondary

#885F35

accent

#9542E6

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #12304F

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

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