#12455F#12455F

#12455F is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.0% C 0.069 H 235.6°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#12455F
RGB	rgb(18, 69, 95)
HSL	hsl(200, 68%, 22%)
HSV	hsv(200, 81%, 37%)
CMYK	cmyk(81.1%, 27.4%, 0%, 62.7%)
CIE-LAB	lab(27.33, -6.65, -20.10)
CIE-LCH	lch(27.33, 21.17, 251.70°)
OKLab	oklab(37.05% -0.0388 -0.0567)
OKLCH	oklch(37.05% 0.069 235.6)
XYZ	xyz(4.4423, 5.2105, 11.5959)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12455F #5F2C12

analogous

#125F53 #12455F #121E5F

triadic

#12455F #5F1245 #455F12

tetradic

#12455F #53125F #5F2C12 #1E5F12

square

#12455F #53125F #5F2C12 #1E5F12

split-complementary

#12455F #5F121E #5F5312

monochromatic

#05131A #08202C #12455F #1C6A92 #2590C6

Accessibility & contrast

On white

10.28

#12455F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#12455F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12455F

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12455F	#FFFFFF	#000000	##FFFFFF
##12455F	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384560

Deuteranopia (green-blind)

#2E3D5F

Tritanopia (blue-blind)

#004C4E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #12455f;
/* rgb */ color: rgb(18, 69, 95);
/* oklch */ color: oklch(37.0% 0.069 235.6);

Tailwind

colors: {
  custom: {
    50: '#5d788c',
    500: '#12455f',
    950: '#000000',
  },
}

SCSS

$custom: #12455f;
$custom-light: #5d788c;
$custom-dark: #000000;

JSON

{
  "hex": "#12455f",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 95
  },
  "hsl": {
    "h": 200.26,
    "s": 68.142,
    "l": 22.157
  },
  "oklch": {
    "l": 0.37045,
    "c": 0.06868,
    "h": 235.6
  },
  "luminance": 0.05211
}

Semantic roles & 50–950 ramp

primary

#12455F

secondary

#975736

accent

#783DEB

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #12455F

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

Preview Lab → · Contrast checker → · Palette generator →