#12051B
Closest named color: Almost Black (#070D0D). oklch(15.3% 0.05 309.9), rgb(18, 5, 27).
Aa
White text reads best on this color (19.75:1).
About this color
#12051B is a very dark, muted purple. In OKLCH its lightness is 15%, its chroma 0.050 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.054 away. White text reads best on it, at 19.75:1.
| Hue family | Purples |
| Lightness | very dark (15%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.06:1 |
| White text | 19.75:1 |
Values
| HEX | #12051B |
| RGB | rgb(18, 5, 27) |
| HSL | hsl(275, 69%, 6%) |
| OKLCH | oklch(15.3% 0.05 309.9) |
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 #12051B | 19.75:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #12051B | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #12051B text on white | 19.75:1 | AAA | Lc 105.7 | Preferred for body text |
| #12051B text on black | 1.06:1 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#E0D4EA
oklch(88.6% 0.032 309.9)
-
Step 300
300
#CCB7DE
oklch(81% 0.059 309.3)
-
Step 400
400
#B290CD
oklch(70.6% 0.094 309.5)
-
Step 500
500
#A074C0
oklch(63.2% 0.12 309.9)
-
Step 600
600
#8A5BAC
oklch(55.6% 0.13 309.5)
-
Step 700
700
#764A93
oklch(49.1% 0.121 310.5)
-
Step 800
800
#603D78
oklch(42.7% 0.102 310.1)
-
Step 900
900
#4E3560
oklch(37.7% 0.077 309.9)
-
Step 950
950 (this color)
#12051B
oklch(15.3% 0.05 309.9)
#12051B 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) | #010A1C | 0.043 |
| Deuteranopia (no green cones) | #030B1A | 0.040 |
| Tritanopia (no blue cones) | #11080E | 0.034 |
| Achromatopsia (no color) | #0A0A0A | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12051B
#12051B
oklch(15.3% 0.05 309.9)
- #060F00
#060F00
oklch(15.3% 0.042 130.5)
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 #12051B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.054
- Midnight #03012D ΔE 0.060
- Rich Navy #001219 ΔE 0.060
- Dark Navy Blue #00022E ΔE 0.066
- Very Dark Brown #1D0200 ΔE 0.070
- Dark Navy #000435 ΔE 0.071
- Very Dark Blue #000133 ΔE 0.073
- Very Dark Purple #2A0134 ΔE 0.076
Use #12051B 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.