#12133E#12133E

#12133E is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.7% C 0.080 H 276.4°. Best body text is #FFFFFF at 17.67:1 contrast (WCAG AA passes).

Color values

HEX	#12133E
RGB	rgb(18, 19, 62)
HSL	hsl(239, 55%, 16%)
HSV	hsv(239, 71%, 24%)
CMYK	cmyk(71%, 69.4%, 0%, 75.7%)
CIE-LAB	lab(8.50, 15.54, -27.75)
CIE-LCH	lch(8.50, 31.81, 299.24°)
OKLab	oklab(21.75% 0.009 -0.0799)
OKLCH	oklch(21.75% 0.08 276.4)
XYZ	xyz(1.3515, 0.9420, 4.6671)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12133E #3E3D12

analogous

#12293E #12133E #27123E

triadic

#12133E #3E1213 #133E12

tetradic

#12133E #3E1229 #3E3D12 #123E27

square

#12133E #3E1229 #3E3D12 #123E27

split-complementary

#12133E #3E2712 #293E12

monochromatic

#070718 #070718 #12133E #20226D #2E309D

Accessibility & contrast

On white

17.67

#12133E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#12133E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12133E

17.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12133E	#FFFFFF	#000000	##FFFFFF
##12133E	1.00	17.67	1.19	17.67
#FFFFFF	17.67	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#00173D

Tritanopia (blue-blind)

#001E26

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #12133e;
/* rgb */ color: rgb(18, 19, 62);
/* oklch */ color: oklch(21.7% 0.080 276.4);

Tailwind

colors: {
  custom: {
    50: '#565074',
    500: '#12133e',
    950: '#000000',
  },
}

SCSS

$custom: #12133e;
$custom-light: #565074;
$custom-dark: #000000;

JSON

{
  "hex": "#12133e",
  "rgb": {
    "r": 18,
    "g": 19,
    "b": 62
  },
  "hsl": {
    "h": 238.636,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.21749,
    "c": 0.08037,
    "h": 276.4
  },
  "luminance": 0.00942
}

Semantic roles & 50–950 ramp

primary

#12133E

secondary

#777535

accent

#DB49DE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #12133E

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

Preview Lab → · Contrast checker → · Palette generator →