#290A31
Closest named color: Very Dark Purple (#2A0134). oklch(21.9% 0.079 318.7), rgb(41, 10, 49).
Aa
White text reads best on this color (17.76:1).
About this color
#290A31 is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.079 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.021 away. White text reads best on it, at 17.76:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.18:1 |
| White text | 17.76:1 |
Values
| HEX | #290A31 |
| RGB | rgb(41, 10, 49) |
| HSL | hsl(288, 66%, 12%) |
| OKLCH | oklch(21.9% 0.079 318.7) |
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 #290A31 | 17.76:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #290A31 | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #290A31 text on white | 17.76:1 | AAA | Lc 104.2 | Preferred for body text |
| #290A31 text on black | 1.18:1 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F6
oklch(93.5% 0.028 318.7)
-
Step 200
200
#E8CFF0
oklch(88.5% 0.052 317.9)
-
Step 300
300
#DBAEE8
oklch(81% 0.093 318.6)
-
Step 400
400
#C880DC
oklch(70.8% 0.15 318.7)
-
Step 500
500
#B95BD2
oklch(63.1% 0.192 318.8)
-
Step 600
600
#A43CBF
oklch(55.7% 0.208 318.6)
-
Step 700
700
#8C2CA4
oklch(49% 0.193 318.7)
-
Step 800
800
#722785
oklch(42.7% 0.16 318.8)
-
Step 900
900
#5C266B
oklch(37.7% 0.124 318.3)
-
Step 950
950 (this color)
#290A31
oklch(21.9% 0.079 318.7)
#290A31 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) | #011632 | 0.078 |
| Deuteranopia (no green cones) | #0C1930 | 0.067 |
| Tritanopia (no blue cones) | #29111C | 0.049 |
| Achromatopsia (no color) | #181818 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #290A31
#290A31
oklch(21.9% 0.079 318.7)
- #062100
#062100
oklch(21.8% 0.069 138.9)
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 #290A31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.021
- Midnight Purple #280137 ΔE 0.025
- Eggplant #380835 ΔE 0.036
- Dark Purple #35063E ΔE 0.037
- Deep Purple #36013F ΔE 0.042
- Aubergine #3D0734 ΔE 0.048
- Dark Plum #3F012C ΔE 0.055
- Eggplant Purple #430541 ΔE 0.067
Use #290A31 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.