#12477E#12477E

#12477E is a dark, moderate cyan. Relative luminance 0.061; OKLCH L 39.5% C 0.107 H 253.2°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#12477E
RGB	rgb(18, 71, 126)
HSL	hsl(211, 75%, 28%)
HSV	hsv(211, 86%, 49%)
CMYK	cmyk(85.7%, 43.7%, 0%, 50.6%)
CIE-LAB	lab(29.76, 4.74, -35.89)
CIE-LCH	lch(29.76, 36.20, 277.52°)
OKLab	oklab(39.55% -0.0311 -0.1028)
OKLCH	oklch(39.55% 0.107 253.2)
XYZ	xyz(6.2672, 6.1407, 20.5896)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12477E #7E4912

analogous

#127D7E #12477E #13127E

triadic

#12477E #7E1247 #477E12

tetradic

#12477E #7E127D #7E4912 #127E13

square

#12477E #7E127D #7E4912 #127E13

split-complementary

#12477E #7E1312 #7D7E12

monochromatic

#040F1B #0A2948 #12477E #1A65B4 #2A84E1

Accessibility & contrast

On white

9.42

#12477E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#12477E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12477E

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12477E	#FFFFFF	#000000	##FFFFFF
##12477E	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B4B80

Deuteranopia (green-blind)

#18427D

Tritanopia (blue-blind)

#00545C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #12477e;
/* rgb */ color: rgb(18, 71, 126);
/* oklch */ color: oklch(39.5% 0.107 253.2);

Tailwind

colors: {
  custom: {
    50: '#6479a4',
    500: '#12477e',
    950: '#000000',
  },
}

SCSS

$custom: #12477e;
$custom-light: #6479a4;
$custom-dark: #000000;

JSON

{
  "hex": "#12477e",
  "rgb": {
    "r": 18,
    "g": 71,
    "b": 126
  },
  "hsl": {
    "h": 210.556,
    "s": 75,
    "l": 28.235
  },
  "oklch": {
    "l": 0.39545,
    "c": 0.10741,
    "h": 253.2
  },
  "luminance": 0.06141
}

Semantic roles & 50–950 ramp

primary

#12477E

secondary

#B47738

accent

#9636F2

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #12477E

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

Preview Lab → · Contrast checker → · Palette generator →