#1C0B22
Closest named color: Very Dark Purple (#2A0134). oklch(18.8% 0.05 316.6), rgb(28, 11, 34).
Aa
White text reads best on this color (18.74:1).
About this color
#1C0B22 is a very dark, muted purple. In OKLCH its lightness is 19%, its chroma 0.050 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.053 away. White text reads best on it, at 18.74:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.12:1 |
| White text | 18.74:1 |
Values
| HEX | #1C0B22 |
| RGB | rgb(28, 11, 34) |
| HSL | hsl(284, 51%, 9%) |
| OKLCH | oklch(18.8% 0.05 316.6) |
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 #1C0B22 | 18.74:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #1C0B22 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #1C0B22 text on white | 18.74:1 | AAA | Lc 105.1 | Preferred for body text |
| #1C0B22 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE7F2
oklch(93.7% 0.017 316.9)
-
Step 200
200
#E2D3E8
oklch(88.5% 0.033 316.4)
-
Step 300
300
#D0B5DB
oklch(80.8% 0.06 316.2)
-
Step 400
400
#B98EC8
oklch(70.7% 0.095 317.2)
-
Step 500
500
#A771BA
oklch(63.2% 0.121 317)
-
Step 600
600
#9258A6
oklch(55.7% 0.132 317)
-
Step 700
700
#7C488F
oklch(49.2% 0.123 316.4)
-
Step 800
800
#653B74
oklch(42.7% 0.103 316.7)
-
Step 900
900
#52335D
oklch(37.6% 0.079 316.8)
-
Step 950
950 (this color)
#1C0B22
oklch(18.8% 0.05 316.6)
#1C0B22 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) | #071123 | 0.044 |
| Deuteranopia (no green cones) | #0B1221 | 0.040 |
| Tritanopia (no blue cones) | #1C0E14 | 0.033 |
| Achromatopsia (no color) | #121212 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C0B22
#1C0B22
oklch(18.8% 0.05 316.6)
- #081802
#081802
oklch(18.8% 0.049 136.3)
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 #1C0B22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.053
- Midnight Purple #280137 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.057
- Rich Navy #001219 ΔE 0.064
- Almost Black #070D0D ΔE 0.066
- Very Dark Brown #1D0200 ΔE 0.075
- Eggplant #380835 ΔE 0.075
- Midnight #03012D ΔE 0.079
Use #1C0B22 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.