#121024
Closest named color: Rich Black (#0D1B2A). oklch(18.7% 0.04 286.4), rgb(18, 16, 36).
Aa
White text reads best on this color (18.66:1).
About this color
#121024 is a very dark, muted purple. In OKLCH its lightness is 19%, its chroma 0.040 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.038 away. White text reads best on it, at 18.66:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.12:1 |
| White text | 18.66:1 |
Values
| HEX | #121024 |
| RGB | rgb(18, 16, 36) |
| HSL | hsl(246, 38%, 10%) |
| OKLCH | oklch(18.7% 0.04 286.4) |
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 #121024 | 18.66:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #121024 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #121024 text on white | 18.66:1 | AAA | Lc 105.2 | Preferred for body text |
| #121024 text on black | 1.12:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D7D7EA
oklch(88.5% 0.026 285.9)
-
Step 300
300
#BEBDDE
oklch(81% 0.046 286.7)
-
Step 400
400
#9C9ACE
oklch(70.7% 0.075 286.1)
-
Step 500
500
#8580C1
oklch(63% 0.097 286.8)
-
Step 600
600
#6F69AE
oklch(55.6% 0.105 286.4)
-
Step 700
700
#5D5795
oklch(49.1% 0.098 286.6)
-
Step 800
800
#4C4779
oklch(42.6% 0.082 287)
-
Step 900
900
#3F3C61
oklch(37.6% 0.063 286.7)
-
Step 950
950 (this color)
#121024
oklch(18.7% 0.04 286.4)
#121024 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) | #091325 | 0.017 |
| Deuteranopia (no green cones) | #091224 | 0.016 |
| Tritanopia (no blue cones) | #0D1418 | 0.034 |
| Achromatopsia (no color) | #121212 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #121024
#121024
oklch(18.7% 0.04 286.4)
- #161400
#161400
oklch(18.8% 0.04 105)
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 #121024, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.038
- Rich Navy #001219 ΔE 0.043
- Almost Black #070D0D ΔE 0.054
- Dark Navy #000435 ΔE 0.066
- Midnight #03012D ΔE 0.068
- Dark Navy Blue #00022E ΔE 0.071
- Navy Blue #001146 ΔE 0.071
- Midnight Purple #280137 ΔE 0.071
Use #121024 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.