#12427D#12427D

#12427D is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 38.3% C 0.112 H 256.0°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#12427D
RGB	rgb(18, 66, 125)
HSL	hsl(213, 75%, 28%)
HSV	hsv(213, 86%, 49%)
CMYK	cmyk(85.6%, 47.2%, 0%, 51%)
CIE-LAB	lab(28.13, 7.75, -37.89)
CIE-LCH	lch(28.13, 38.67, 281.55°)
OKLab	oklab(38.25% -0.0271 -0.1088)
OKLCH	oklch(38.25% 0.112 256)
XYZ	xyz(5.8980, 5.5050, 20.1498)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12427D #7D4D12

analogous

#12777D #12427D #17127D

triadic

#12427D #7D1242 #427D12

tetradic

#12427D #7D1277 #7D4D12 #127D17

square

#12427D #7D1277 #7D4D12 #127D17

split-complementary

#12427D #7D1712 #777D12

monochromatic

#040E1B #0A2648 #12427D #1A5EB2 #297BE0

Accessibility & contrast

On white

9.99

#12427D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#12427D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12427D

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12427D	#FFFFFF	#000000	##FFFFFF
##12427D	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22477F

Deuteranopia (green-blind)

#083E7C

Tritanopia (blue-blind)

#005059

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #12427d;
/* rgb */ color: rgb(18, 66, 125);
/* oklch */ color: oklch(38.3% 0.112 256.0);

Tailwind

colors: {
  custom: {
    50: '#6475a3',
    500: '#12427d',
    950: '#000000',
  },
}

SCSS

$custom: #12427d;
$custom-light: #6475a3;
$custom-dark: #000000;

JSON

{
  "hex": "#12427d",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 125
  },
  "hsl": {
    "h": 213.084,
    "s": 74.825,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38253,
    "c": 0.11211,
    "h": 256
  },
  "luminance": 0.05506
}

Semantic roles & 50–950 ramp

primary

#12427D

secondary

#B37C38

accent

#9E36F1

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #12427D

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

Preview Lab → · Contrast checker → · Palette generator →