#290731
Closest named color: Very Dark Purple (#2A0134). oklch(21.5% 0.084 319.3), rgb(41, 7, 49).
Aa
White text reads best on this color (17.96:1).
About this color
#290731 is a very dark, moderately saturated purple. In OKLCH its lightness is 21%, its chroma 0.084 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 0.015 away. White text reads best on it, at 17.96:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.16:1 |
| White text | 17.96:1 |
Values
| HEX | #290731 |
| RGB | rgb(41, 7, 49) |
| HSL | hsl(289, 75%, 11%) |
| OKLCH | oklch(21.5% 0.084 319.3) |
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 #290731 | 17.96:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #290731 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #290731 text on white | 17.96:1 | AAA | Lc 104.3 | Preferred for body text |
| #290731 text on black | 1.16:1 | 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
#F3E4F6
oklch(93.6% 0.029 320.6)
-
Step 200
200
#EACEF1
oklch(88.5% 0.056 319.5)
-
Step 300
300
#DDACEA
oklch(80.9% 0.1 319.1)
-
Step 400
400
#CB7DDF
oklch(70.8% 0.16 319.2)
-
Step 500
500
#BC56D5
oklch(63% 0.204 319.3)
-
Step 600
600
#A834C2
oklch(55.6% 0.222 319.5)
-
Step 700
700
#9024A8
oklch(49.2% 0.207 319.4)
-
Step 800
800
#752188
oklch(42.7% 0.171 319.5)
-
Step 900
900
#5E226D
oklch(37.6% 0.134 319)
-
Step 950
950 (this color)
#290731
oklch(21.5% 0.084 319.3)
#290731 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) | #001532 | 0.083 |
| Deuteranopia (no green cones) | #0A1830 | 0.073 |
| Tritanopia (no blue cones) | #290F1B | 0.052 |
| Achromatopsia (no color) | #171717 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #290731
#290731
oklch(21.5% 0.084 319.3)
- #052000
#052000
oklch(21.4% 0.068 139.3)
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 #290731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.015
- Midnight Purple #280137 ΔE 0.019
- Dark Purple #35063E ΔE 0.037
- Eggplant #380835 ΔE 0.038
- Deep Purple #36013F ΔE 0.040
- Aubergine #3D0734 ΔE 0.049
- Dark Plum #3F012C ΔE 0.055
- Eggplant Purple #430541 ΔE 0.068
Use #290731 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.