#12435D#12435D

#12435D is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.4% C 0.068 H 236.5°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#12435D
RGB	rgb(18, 67, 93)
HSL	hsl(201, 68%, 22%)
HSV	hsv(201, 81%, 36%)
CMYK	cmyk(80.6%, 28%, 0%, 63.5%)
CIE-LAB	lab(26.54, -6.16, -20.03)
CIE-LCH	lch(26.54, 20.96, 252.91°)
OKLab	oklab(36.39% -0.0374 -0.0565)
OKLCH	oklch(36.39% 0.068 236.5)
XYZ	xyz(4.2316, 4.9327, 11.0829)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12435D #5D2C12

analogous

#125D52 #12435D #121E5D

triadic

#12435D #5D1243 #435D12

tetradic

#12435D #52125D #5D2C12 #1E5D12

square

#12435D #52125D #5D2C12 #1E5D12

split-complementary

#12435D #5D121E #5D5212

monochromatic

#05121A #081E2A #12435D #1C6890 #268DC4

Accessibility & contrast

On white

10.57

#12435D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#12435D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12435D

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12435D	#FFFFFF	#000000	##FFFFFF
##12435D	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37435E

Deuteranopia (green-blind)

#2C3C5D

Tritanopia (blue-blind)

#004A4C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #12435d;
/* rgb */ color: rgb(18, 67, 93);
/* oklch */ color: oklch(36.4% 0.068 236.5);

Tailwind

colors: {
  custom: {
    50: '#5c778b',
    500: '#12435d',
    950: '#000000',
  },
}

SCSS

$custom: #12435d;
$custom-light: #5c778b;
$custom-dark: #000000;

JSON

{
  "hex": "#12435d",
  "rgb": {
    "r": 18,
    "g": 67,
    "b": 93
  },
  "hsl": {
    "h": 200.8,
    "s": 67.568,
    "l": 21.765
  },
  "oklch": {
    "l": 0.36388,
    "c": 0.06775,
    "h": 236.5
  },
  "luminance": 0.04933
}

Semantic roles & 50–950 ramp

primary

#12435D

secondary

#955735

accent

#793DEA

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #12435D

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

Preview Lab → · Contrast checker → · Palette generator →