#12274B#12274B

#12274B is a dark, moderate blue. Relative luminance 0.021; OKLCH L 27.7% C 0.072 H 260.4°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#12274B
RGB	rgb(18, 39, 75)
HSL	hsl(218, 61%, 18%)
HSV	hsv(218, 76%, 29%)
CMYK	cmyk(76%, 48%, 0%, 70.6%)
CIE-LAB	lab(15.94, 5.78, -24.82)
CIE-LCH	lch(15.94, 25.49, 283.11°)
OKLab	oklab(27.71% -0.0119 -0.0709)
OKLCH	oklch(27.71% 0.072 260.4)
XYZ	xyz(2.2445, 2.0874, 6.9399)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12274B #4B3612

analogous

#12434B #12274B #19124B

triadic

#12274B #4B1227 #274B12

tetradic

#12274B #4B1243 #4B3612 #124B19

square

#12274B #4B1243 #4B3612 #124B19

split-complementary

#12274B #4B1912 #434B12

monochromatic

#060D19 #060D1A #12274B #1E417C #2A5AAE

Accessibility & contrast

On white

14.81

#12274B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#12274B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12274B

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12274B	#FFFFFF	#000000	##FFFFFF
##12274B	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162A4C

Deuteranopia (green-blind)

#0C254A

Tritanopia (blue-blind)

#002F35

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #12274b;
/* rgb */ color: rgb(18, 39, 75);
/* oklch */ color: oklch(27.7% 0.072 260.4);

Tailwind

colors: {
  custom: {
    50: '#58607d',
    500: '#12274b',
    950: '#000000',
  },
}

SCSS

$custom: #12274b;
$custom-light: #58607d;
$custom-dark: #000000;

JSON

{
  "hex": "#12274b",
  "rgb": {
    "r": 18,
    "g": 39,
    "b": 75
  },
  "hsl": {
    "h": 217.895,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.27714,
    "c": 0.07193,
    "h": 260.4
  },
  "luminance": 0.02088
}

Semantic roles & 50–950 ramp

primary

#12274B

secondary

#846735

accent

#A943E4

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #12274B

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

Preview Lab → · Contrast checker → · Palette generator →