#28000A
Closest named color: Very Dark Brown (#1D0200). oklch(17.7% 0.071 9.4), rgb(40, 0, 10).
Aa
White text reads best on this color (19.18:1).
About this color
#28000A is a very dark, moderately saturated red. In OKLCH its lightness is 18%, its chroma 0.071 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.041 away. White text reads best on it, at 19.18:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.09:1 |
| White text | 19.18:1 |
Values
| HEX | #28000A |
| RGB | rgb(40, 0, 10) |
| HSL | hsl(345, 100%, 8%) |
| OKLCH | oklch(17.7% 0.071 9.4) |
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 #28000A | 19.18:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #28000A | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #28000A text on white | 19.18:1 | AAA | Lc 104.9 | Preferred for body text |
| #28000A text on black | 1.09:1 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F6CDD2
oklch(88.5% 0.047 9.8)
-
Step 300
300
#F1AAB5
oklch(80.8% 0.085 8.9)
-
Step 400
400
#E67A8E
oklch(70.6% 0.134 9.4)
-
Step 500
500
#DC5373
oklch(63.1% 0.172 9.3)
-
Step 600
600
#C7315B
oklch(55.6% 0.187 9.6)
-
Step 700
700
#AB214B
oklch(49% 0.173 9.3)
-
Step 800
800
#8B1F3E
oklch(42.7% 0.144 9.1)
-
Step 900
900
#702134
oklch(37.7% 0.112 9.9)
-
Step 950
950 (this color)
#28000A
oklch(17.7% 0.071 9.4)
#28000A 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) | #09090A | 0.080 |
| Deuteranopia (no green cones) | #141209 | 0.072 |
| Tritanopia (no blue cones) | #2D0003 | 0.021 |
| Achromatopsia (no color) | #0F0F0F | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28000A
#28000A
oklch(17.7% 0.071 9.4)
- #001514
#001514
oklch(17.7% 0.03 190.9)
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 #28000A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.041
- Dark Maroon #3C0008 ΔE 0.054
- Deep Brown #410200 ΔE 0.072
- Very Dark Purple #2A0134 ΔE 0.084
- Almost Black #070D0D ΔE 0.084
- Dark Plum #3F012C ΔE 0.085
- Midnight Purple #280137 ΔE 0.090
- Eggplant #380835 ΔE 0.091
Use #28000A 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.