#290D23
Closest named color: Very Dark Purple (#2A0134). oklch(21.4% 0.058 336.4), rgb(41, 13, 35).
Aa
White text reads best on this color (17.85:1).
About this color
#290D23 is a very dark, muted purple. In OKLCH its lightness is 21%, its chroma 0.058 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.047 away. White text reads best on it, at 17.85:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.17:1 |
| White text | 17.85:1 |
Values
| HEX | #290D23 |
| RGB | rgb(41, 13, 35) |
| HSL | hsl(313, 52%, 11%) |
| OKLCH | oklch(21.4% 0.058 336.4) |
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 #290D23 | 17.85:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #290D23 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #290D23 text on white | 17.85:1 | AAA | Lc 104.4 | Preferred for body text |
| #290D23 text on black | 1.17:1 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F3E5EF
oklch(93.6% 0.02 335.7)
-
Step 200
200
#EAD0E3
oklch(88.5% 0.038 335.4)
-
Step 300
300
#DEB0D1
oklch(80.8% 0.069 336.6)
-
Step 400
400
#CC86BA
oklch(70.8% 0.109 336.6)
-
Step 500
500
#BD65A9
oklch(63.1% 0.141 336.3)
-
Step 600
600
#A84A94
oklch(55.5% 0.153 336.4)
-
Step 700
700
#903B7E
oklch(49.1% 0.141 336.5)
-
Step 800
800
#753167
oklch(42.7% 0.118 336.1)
-
Step 900
900
#5F2C53
oklch(37.7% 0.092 337)
-
Step 950
950 (this color)
#290D23
oklch(21.4% 0.058 336.4)
#290D23 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) | #0D1524 | 0.061 |
| Deuteranopia (no green cones) | #161922 | 0.053 |
| Tritanopia (no blue cones) | #2B0E16 | 0.028 |
| Achromatopsia (no color) | #171717 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #290D23
#290D23
oklch(21.4% 0.058 336.4)
- #00200F
#00200F
oklch(21.4% 0.051 156.5)
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 #290D23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.047
- Eggplant #380835 ΔE 0.050
- Midnight Purple #280137 ΔE 0.052
- Dark Plum #3F012C ΔE 0.057
- Aubergine #3D0734 ΔE 0.057
- Dark Purple #35063E ΔE 0.060
- Dark Maroon #3C0008 ΔE 0.064
- Rich Black #0D1B2A ΔE 0.065
Use #290D23 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.