#280B25
Closest named color: Very Dark Purple (#2A0134). oklch(21% 0.063 331.7), rgb(40, 11, 37).
Aa
White text reads best on this color (18.02:1).
About this color
#280B25 is a very dark, muted purple. In OKLCH its lightness is 21%, its chroma 0.063 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.040 away. White text reads best on it, at 18.02:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.16:1 |
| White text | 18.02:1 |
Values
| HEX | #280B25 |
| RGB | rgb(40, 11, 37) |
| HSL | hsl(306, 57%, 10%) |
| OKLCH | oklch(21% 0.063 331.7) |
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 #280B25 | 18.02:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #280B25 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #280B25 text on white | 18.02:1 | AAA | Lc 104.5 | Preferred for body text |
| #280B25 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F3E5F0
oklch(93.6% 0.021 332.9)
-
Step 200
200
#EAD0E6
oklch(88.6% 0.041 331)
-
Step 300
300
#DEAFD6
oklch(80.8% 0.075 332.2)
-
Step 400
400
#CC84C2
oklch(70.7% 0.119 331.8)
-
Step 500
500
#BD63B2
oklch(63.2% 0.152 331.9)
-
Step 600
600
#A8479E
oklch(55.6% 0.166 331.7)
-
Step 700
700
#903787
oklch(49.1% 0.155 331.8)
-
Step 800
800
#752F6E
oklch(42.7% 0.128 331.6)
-
Step 900
900
#5F2B59
oklch(37.8% 0.099 331.9)
-
Step 950
950 (this color)
#280B25
oklch(21% 0.063 331.7)
#280B25 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) | #0A1426 | 0.065 |
| Deuteranopia (no green cones) | #131824 | 0.057 |
| Tritanopia (no blue cones) | #2A0D16 | 0.033 |
| Achromatopsia (no color) | #161616 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #280B25
#280B25
oklch(21% 0.063 331.7)
- #001F0A
#001F0A
oklch(20.9% 0.056 151.4)
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 #280B25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.040
- Midnight Purple #280137 ΔE 0.045
- Eggplant #380835 ΔE 0.048
- Aubergine #3D0734 ΔE 0.057
- Dark Purple #35063E ΔE 0.057
- Dark Plum #3F012C ΔE 0.057
- Deep Purple #36013F ΔE 0.062
- Rich Black #0D1B2A ΔE 0.067
Use #280B25 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.