#28153A
Closest named color: Dark Purple (#35063E). oklch(24.2% 0.07 305.5), rgb(40, 21, 58).
Aa
White text reads best on this color (16.68:1).
About this color
#28153A is a very dark, moderately saturated purple. In OKLCH its lightness is 24%, its chroma 0.070 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.041 away. White text reads best on it, at 16.68:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.070) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.25:1 |
| White text | 16.68:1 |
Values
| HEX | #28153A |
| RGB | rgb(40, 21, 58) |
| HSL | hsl(271, 47%, 15%) |
| OKLCH | oklch(24.2% 0.07 305.5) |
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 #28153A | 16.68:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #28153A | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #28153A text on white | 16.68:1 | AAA | Lc 103.5 | Preferred for body text |
| #28153A text on black | 1.25:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F7
oklch(93.6% 0.024 307)
-
Step 200
200
#E0D2F2
oklch(88.5% 0.046 305.2)
-
Step 300
300
#CDB3EC
oklch(80.8% 0.084 305.4)
-
Step 400
400
#B58AE3
oklch(70.8% 0.133 305.5)
-
Step 500
500
#A369DA
oklch(63.1% 0.171 305.8)
-
Step 600
600
#8E4EC8
oklch(55.7% 0.185 305.3)
-
Step 700
700
#793DAD
oklch(49.1% 0.174 305.5)
-
Step 800
800
#62348C
oklch(42.7% 0.143 305.2)
-
Step 900
900
#502E70
oklch(37.7% 0.112 305.4)
-
Step 950
950 (this color)
#28153A
oklch(24.2% 0.07 305.5)
#28153A 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) | #081D3B | 0.055 |
| Deuteranopia (no green cones) | #0F1E39 | 0.050 |
| Tritanopia (no blue cones) | #251C25 | 0.051 |
| Achromatopsia (no color) | #1E1E1E | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28153A
#28153A
oklch(24.2% 0.07 305.5)
- #192500
#192500
oklch(24.4% 0.062 125.7)
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 #28153A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.041
- Eggplant #380835 ΔE 0.044
- Midnight Purple #280137 ΔE 0.047
- Very Dark Purple #2A0134 ΔE 0.047
- Deep Purple #36013F ΔE 0.049
- Aubergine #3D0734 ΔE 0.053
- Oxford Blue #1B263B ΔE 0.056
- Dark #1B2431 ΔE 0.058
Use #28153A 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.