#12122E
Closest named color: Rich Black (#0D1B2A). oklch(20% 0.055 280.3), rgb(18, 18, 46).
Aa
White text reads best on this color (18.23:1).
About this color
#12122E is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.055 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.034 away. White text reads best on it, at 18.23:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.23:1 |
Values
| HEX | #12122E |
| RGB | rgb(18, 18, 46) |
| HSL | hsl(240, 44%, 13%) |
| OKLCH | oklch(20% 0.055 280.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #12122E | 18.23:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #12122E | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #12122E text on white | 18.23:1 | AAA | Lc 104.8 | Preferred for body text |
| #12122E text on black | 1.15:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D4D7F1
oklch(88.5% 0.036 280.4)
-
Step 300
300
#B8BDEA
oklch(81% 0.064 279.9)
-
Step 400
400
#9499E0
oklch(70.7% 0.104 280.3)
-
Step 500
500
#7B7ED7
oklch(63% 0.132 280.4)
-
Step 600
600
#6566C5
oklch(55.6% 0.144 280.2)
-
Step 700
700
#5454AA
oklch(49% 0.134 280.2)
-
Step 800
800
#45458A
oklch(42.7% 0.112 280.6)
-
Step 900
900
#3A3B6E
oklch(37.8% 0.086 280.6)
-
Step 950
950 (this color)
#12122E
oklch(20% 0.055 280.3)
#12122E with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #06162F | 0.021 |
| Deuteranopia (no green cones) | #04142D | 0.022 |
| Tritanopia (no blue cones) | #07181D | 0.048 |
| Achromatopsia (no color) | #151515 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12122E
#12122E
oklch(20% 0.055 280.3)
- #1B1600
#1B1600
oklch(20% 0.041 98.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #12122E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.034
- Navy Blue #001146 ΔE 0.054
- Rich Navy #001219 ΔE 0.056
- Dark Navy #000435 ΔE 0.061
- Midnight Purple #280137 ΔE 0.064
- Dark #1B2431 ΔE 0.065
- Very Dark Purple #2A0134 ΔE 0.066
- Midnight #03012D ΔE 0.068
Use #12122E in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.