#28124C
Closest named color: Dark Indigo (#1F0954). oklch(25.3% 0.101 295.7), rgb(40, 18, 76).
Aa
White text reads best on this color (16.39:1).
About this color
#28124C is a dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.101 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.031 away. White text reads best on it, at 16.39:1.
| Hue family | Purples |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.28:1 |
| White text | 16.39:1 |
Values
| HEX | #28124C |
| RGB | rgb(40, 18, 76) |
| HSL | hsl(263, 62%, 18%) |
| OKLCH | oklch(25.3% 0.101 295.7) |
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 #28124C | 16.39:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #28124C | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #28124C text on white | 16.39:1 | AAA | Lc 103.0 | Preferred for body text |
| #28124C 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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EBE6FF
oklch(93.6% 0.034 294.9)
-
Step 200
200
#DCD1FF
oklch(88.4% 0.064 296)
-
Step 300
300
#C6B2FF
oklch(80.8% 0.109 295.8)
-
Step 400
400
#AB86FF
oklch(70.7% 0.173 295.7)
-
Step 500
500
#9960FF
oklch(63.1% 0.225 295.8)
-
Step 600
600
#8732F8
oklch(55.5% 0.265 295.6)
-
Step 700
700
#7320D8
oklch(49% 0.246 295.6)
-
Step 800
800
#5D20AF
oklch(42.7% 0.204 295.4)
-
Step 900
900
#4C238A
oklch(37.6% 0.159 295.9)
-
Step 950
950 (this color)
#28124C
oklch(25.3% 0.101 295.7)
#28124C 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) | #00204E | 0.063 |
| Deuteranopia (no green cones) | #001F4B | 0.063 |
| Tritanopia (no blue cones) | #1E202D | 0.078 |
| Achromatopsia (no color) | #1F1F1F | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28124C
#28124C
oklch(25.3% 0.101 295.7)
- #212500
#212500
oklch(25.2% 0.057 115.7)
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 #28124C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.031
- Dark Purple #35063E ΔE 0.045
- Deep Purple #36013F ΔE 0.050
- Midnight Purple #280137 ΔE 0.054
- Very Dark Purple #2A0134 ΔE 0.058
- Eggplant #380835 ΔE 0.060
- Eggplant Purple #430541 ΔE 0.068
- Aubergine #3D0734 ΔE 0.069
Use #28124C 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.