#210B25
Closest named color: Very Dark Purple (#2A0134). oklch(19.8% 0.058 321.3), rgb(33, 11, 37).
Aa
White text reads best on this color (18.43:1).
About this color
#210B25 is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.058 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.043 away. White text reads best on it, at 18.43:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.13:1 |
| White text | 18.43:1 |
Values
| HEX | #210B25 |
| RGB | rgb(33, 11, 37) |
| HSL | hsl(291, 54%, 9%) |
| OKLCH | oklch(19.8% 0.058 321.3) |
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 #210B25 | 18.43:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #210B25 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #210B25 text on white | 18.43:1 | AAA | Lc 104.9 | Preferred for body text |
| #210B25 text on black | 1.13:1 | 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
#F8F3F9
oklch(97% 0.01 320.5)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E5D1E9
oklch(88.4% 0.039 320.6)
-
Step 300
300
#D6B3DC
oklch(81% 0.068 321.4)
-
Step 400
400
#C089CA
oklch(70.6% 0.11 321.2)
-
Step 500
500
#AF6ABC
oklch(63% 0.14 321.1)
-
Step 600
600
#9A50A8
oklch(55.5% 0.152 321.1)
-
Step 700
700
#844090
oklch(49.1% 0.142 321.4)
-
Step 800
800
#6B3675
oklch(42.7% 0.116 321.1)
-
Step 900
900
#572F5E
oklch(37.6% 0.091 321.5)
-
Step 950
950 (this color)
#210B25
oklch(19.8% 0.058 321.3)
#210B25 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) | #071226 | 0.054 |
| Deuteranopia (no green cones) | #0E1524 | 0.048 |
| Tritanopia (no blue cones) | #210F16 | 0.036 |
| Achromatopsia (no color) | #141414 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #210B25
#210B25
oklch(19.8% 0.058 321.3)
- #041C02
#041C02
oklch(19.9% 0.059 141.2)
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 #210B25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.043
- Midnight Purple #280137 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.060
- Eggplant #380835 ΔE 0.062
- Dark Purple #35063E ΔE 0.067
- Deep Purple #36013F ΔE 0.071
- Aubergine #3D0734 ΔE 0.072
- Dark Plum #3F012C ΔE 0.073
Use #210B25 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.