#121E4E#121E4E

#121E4E is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.8% C 0.090 H 268.7°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#121E4E
RGB	rgb(18, 30, 78)
HSL	hsl(228, 63%, 19%)
HSV	hsv(228, 77%, 31%)
CMYK	cmyk(76.9%, 61.5%, 0%, 69.4%)
CIE-LAB	lab(13.27, 13.87, -31.17)
CIE-LCH	lch(13.27, 34.12, 293.98°)
OKLab	oklab(25.76% -0.0021 -0.0898)
OKLCH	oklch(25.76% 0.09 268.7)
XYZ	xyz(2.0884, 1.6070, 7.4064)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121E4E #4E4212

analogous

#123C4E #121E4E #24124E

triadic

#121E4E #4E121E #1E4E12

tetradic

#121E4E #4E123C #4E4212 #124E24

square

#121E4E #4E123C #4E4212 #124E24

split-complementary

#121E4E #4E2412 #3C4E12

monochromatic

#060A19 #070B1C #121E4E #1D3180 #2944B1

Accessibility & contrast

On white

15.89

#121E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#121E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121E4E

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121E4E	#FFFFFF	#000000	##FFFFFF
##121E4E	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002550

Deuteranopia (green-blind)

#001F4D

Tritanopia (blue-blind)

#002A32

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #121e4e;
/* rgb */ color: rgb(18, 30, 78);
/* oklch */ color: oklch(25.8% 0.090 268.7);

Tailwind

colors: {
  custom: {
    50: '#595980',
    500: '#121e4e',
    950: '#000000',
  },
}

SCSS

$custom: #121e4e;
$custom-light: #595980;
$custom-dark: #000000;

JSON

{
  "hex": "#121e4e",
  "rgb": {
    "r": 18,
    "g": 30,
    "b": 78
  },
  "hsl": {
    "h": 228,
    "s": 62.5,
    "l": 18.824
  },
  "oklch": {
    "l": 0.25758,
    "c": 0.08979,
    "h": 268.7
  },
  "luminance": 0.01607
}

Semantic roles & 50–950 ramp

primary

#121E4E

secondary

#877735

accent

#C542E6

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #121E4E

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

Preview Lab → · Contrast checker → · Palette generator →