#281835
Closest named color: Dark (#1B2431). oklch(24.5% 0.057 308.2), rgb(40, 24, 53).
Aa
White text reads best on this color (16.50:1).
About this color
#281835 is a very dark, muted purple. In OKLCH its lightness is 24%, its chroma 0.057 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.047 away. White text reads best on it, at 16.50:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Dark (#1B2431) |
| Black text | 1.27:1 |
| White text | 16.50:1 |
Values
| HEX | #281835 |
| RGB | rgb(40, 24, 53) |
| HSL | hsl(273, 38%, 15%) |
| OKLCH | oklch(24.5% 0.057 308.2) |
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 #281835 | 16.50:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #281835 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #281835 text on white | 16.50:1 | AAA | Lc 103.4 | Preferred for body text |
| #281835 text on black | 1.27:1 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F4
oklch(93.6% 0.018 306.7)
-
Step 200
200
#E0D3ED
oklch(88.5% 0.038 308)
-
Step 300
300
#CDB5E3
oklch(80.9% 0.069 308.4)
-
Step 400
400
#B38ED4
oklch(70.7% 0.107 308)
-
Step 500
500
#A170C9
oklch(63.1% 0.138 308.3)
-
Step 600
600
#8C57B5
oklch(55.6% 0.149 308.3)
-
Step 700
700
#77469C
oklch(49.1% 0.14 308.4)
-
Step 800
800
#613A7F
oklch(42.7% 0.116 308.3)
-
Step 900
900
#4F3366
oklch(37.8% 0.09 308)
-
Step 950
950 (this color)
#281835
oklch(24.5% 0.057 308.2)
#281835 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) | #111E36 | 0.043 |
| Deuteranopia (no green cones) | #151F34 | 0.040 |
| Tritanopia (no blue cones) | #261D24 | 0.041 |
| Achromatopsia (no color) | #1F1F1F | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281835
#281835
oklch(24.5% 0.057 308.2)
- #182504
#182504
oklch(24.4% 0.057 128.2)
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 #281835, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.047
- Eggplant #380835 ΔE 0.048
- Dark Purple #35063E ΔE 0.051
- Rich Black #0D1B2A ΔE 0.055
- Jet #212529 ΔE 0.056
- Aubergine #3D0734 ΔE 0.056
- Very Dark Purple #2A0134 ΔE 0.056
Use #281835 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.