#12455E#12455E

#12455E is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.0% C 0.068 H 234.6°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#12455E
RGB	rgb(18, 69, 94)
HSL	hsl(200, 68%, 22%)
HSV	hsv(200, 81%, 37%)
CMYK	cmyk(80.9%, 26.6%, 0%, 63.1%)
CIE-LAB	lab(27.28, -7.04, -19.53)
CIE-LCH	lch(27.28, 20.76, 250.17°)
OKLab	oklab(36.99% -0.0392 -0.055)
OKLCH	oklch(36.99% 0.068 234.6)
XYZ	xyz(4.3971, 5.1925, 11.3580)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12455E #5E2B12

analogous

#125E51 #12455E #121F5E

triadic

#12455E #5E1245 #455E12

tetradic

#12455E #51125E #5E2B12 #1F5E12

square

#12455E #51125E #5E2B12 #1F5E12

split-complementary

#12455E #5E121F #5E5112

monochromatic

#05131A #081F2B #12455E #1C6B91 #2690C5

Accessibility & contrast

On white

10.30

#12455E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#12455E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12455E

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12455E	#FFFFFF	#000000	##FFFFFF
##12455E	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39445F

Deuteranopia (green-blind)

#2F3D5E

Tritanopia (blue-blind)

#004C4D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #12455e;
/* rgb */ color: rgb(18, 69, 94);
/* oklch */ color: oklch(37.0% 0.068 234.6);

Tailwind

colors: {
  custom: {
    50: '#5d788b',
    500: '#12455e',
    950: '#000000',
  },
}

SCSS

$custom: #12455e;
$custom-light: #5d788b;
$custom-dark: #000000;

JSON

{
  "hex": "#12455e",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 94
  },
  "hsl": {
    "h": 199.737,
    "s": 67.857,
    "l": 21.961
  },
  "oklch": {
    "l": 0.36989,
    "c": 0.06757,
    "h": 234.6
  },
  "luminance": 0.05193
}

Semantic roles & 50–950 ramp

primary

#12455E

secondary

#965535

accent

#763DEB

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #12455E

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

Preview Lab → · Contrast checker → · Palette generator →