#291A33
Closest named color: Dark (#1B2431). oklch(24.9% 0.05 310.8), rgb(41, 26, 51).
Aa
White text reads best on this color (16.28:1).
About this color
#291A33 is a very dark, muted purple. In OKLCH its lightness is 25%, its chroma 0.050 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.041 away. White text reads best on it, at 16.28:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Dark (#1B2431) |
| Black text | 1.28:1 |
| White text | 16.28:1 |
Values
| HEX | #291A33 |
| RGB | rgb(41, 26, 51) |
| HSL | hsl(276, 32%, 15%) |
| OKLCH | oklch(24.9% 0.05 310.8) |
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 #291A33 | 16.28:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #291A33 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #291A33 text on white | 16.28:1 | AAA | Lc 103.2 | Preferred for body text |
| #291A33 text on black | 1.28:1 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#E0D3EA
oklch(88.4% 0.034 310.7)
-
Step 300
300
#CDB6DD
oklch(80.8% 0.059 311.4)
-
Step 400
400
#B390CC
oklch(70.7% 0.094 310.6)
-
Step 500
500
#A173BF
oklch(63.1% 0.121 311.1)
-
Step 600
600
#8C5AAC
oklch(55.6% 0.133 310.9)
-
Step 700
700
#774A93
oklch(49.2% 0.122 311.1)
-
Step 800
800
#603D77
oklch(42.6% 0.1 310.6)
-
Step 900
900
#4F3460
oklch(37.6% 0.079 311.3)
-
Step 950
950 (this color)
#291A33
oklch(24.9% 0.05 310.8)
#291A33 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) | #151F34 | 0.038 |
| Deuteranopia (no green cones) | #192032 | 0.034 |
| Tritanopia (no blue cones) | #281E24 | 0.035 |
| Achromatopsia (no color) | #202020 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #291A33
#291A33
oklch(24.9% 0.05 310.8)
- #19260B
#19260B
oklch(24.9% 0.049 130.7)
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 #291A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.043
- Jet #212529 ΔE 0.048
- Eggplant #380835 ΔE 0.051
- Rich Black #0D1B2A ΔE 0.054
- Dark Purple #35063E ΔE 0.056
- Aubergine #3D0734 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.062
Use #291A33 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.