#121B34#121B34

#121B34 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 22.8% C 0.050 H 267.4°. Best body text is #FFFFFF at 17.05:1 contrast (WCAG AA passes).

Color values

HEX	#121B34
RGB	rgb(18, 27, 52)
HSL	hsl(224, 49%, 14%)
HSV	hsv(224, 65%, 20%)
CMYK	cmyk(65.4%, 48.1%, 0%, 79.6%)
CIE-LAB	lab(10.26, 5.17, -17.74)
CIE-LCH	lch(10.26, 18.48, 286.25°)
OKLab	oklab(22.82% -0.0023 -0.0503)
OKLCH	oklch(22.82% 0.05 267.4)
XYZ	xyz(1.2610, 1.1603, 3.4057)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121B34 #342B12

analogous

#122C34 #121B34 #1A1234

triadic

#121B34 #34121B #1B3412

tetradic

#121B34 #34122C #342B12 #12341A

square

#121B34 #34122C #342B12 #12341A

split-complementary

#121B34 #341A12 #2C3412

monochromatic

#080C17 #080C17 #121B34 #223361 #314A8F

Accessibility & contrast

On white

17.05

#121B34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#121B34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121B34

17.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121B34	#FFFFFF	#000000	##FFFFFF
##121B34	1.00	17.05	1.23	17.05
#FFFFFF	17.05	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#111E35

Deuteranopia (green-blind)

#0C1B33

Tritanopia (blue-blind)

#022024

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #121b34;
/* rgb */ color: rgb(18, 27, 52);
/* oklch */ color: oklch(22.8% 0.050 267.4);

Tailwind

colors: {
  custom: {
    50: '#53566b',
    500: '#121b34',
    950: '#000000',
  },
}

SCSS

$custom: #121b34;
$custom-light: #53566b;
$custom-dark: #000000;

JSON

{
  "hex": "#121b34",
  "rgb": {
    "r": 18,
    "g": 27,
    "b": 52
  },
  "hsl": {
    "h": 224.118,
    "s": 48.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.22819,
    "c": 0.05038,
    "h": 267.4
  },
  "luminance": 0.0116
}

Semantic roles & 50–950 ramp

primary

#121B34

secondary

#6C5E35

accent

#B450D8

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #121B34

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

Preview Lab → · Contrast checker → · Palette generator →