#12427C#12427C

#12427C is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 38.2% C 0.111 H 255.7°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#12427C
RGB	rgb(18, 66, 124)
HSL	hsl(213, 75%, 28%)
HSV	hsv(213, 85%, 49%)
CMYK	cmyk(85.5%, 46.8%, 0%, 51.4%)
CIE-LAB	lab(28.06, 7.33, -37.37)
CIE-LCH	lch(28.06, 38.08, 281.09°)
OKLab	oklab(38.18% -0.0273 -0.1073)
OKLCH	oklch(38.18% 0.111 255.7)
XYZ	xyz(5.8344, 5.4795, 19.8150)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12427C #7C4C12

analogous

#12777C #12427C #17127C

triadic

#12427C #7C1242 #427C12

tetradic

#12427C #7C1277 #7C4C12 #127C17

square

#12427C #7C1277 #7C4C12 #127C17

split-complementary

#12427C #7C1712 #777C12

monochromatic

#040E1B #0A2647 #12427C #1A5EB1 #297CE0

Accessibility & contrast

On white

10.02

#12427C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#12427C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12427C

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12427C	#FFFFFF	#000000	##FFFFFF
##12427C	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23477E

Deuteranopia (green-blind)

#0A3E7B

Tritanopia (blue-blind)

#005059

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #12427c;
/* rgb */ color: rgb(18, 66, 124);
/* oklch */ color: oklch(38.2% 0.111 255.7);

Tailwind

colors: {
  custom: {
    50: '#6475a2',
    500: '#12427c',
    950: '#000000',
  },
}

SCSS

$custom: #12427c;
$custom-light: #6475a2;
$custom-dark: #000000;

JSON

{
  "hex": "#12427c",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 124
  },
  "hsl": {
    "h": 212.83,
    "s": 74.648,
    "l": 27.843
  },
  "oklch": {
    "l": 0.38179,
    "c": 0.11068,
    "h": 255.7
  },
  "luminance": 0.0548
}

Semantic roles & 50–950 ramp

primary

#12427C

secondary

#B27B38

accent

#9D37F1

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #12427C

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

Preview Lab → · Contrast checker → · Palette generator →