#490A09
Closest named color: Mahogany (#4A0100). oklch(26.6% 0.093 27), rgb(73, 10, 9).
Aa
White text reads best on this color (15.78:1).
About this color
#490A09 is a dark, moderately saturated red. In OKLCH its lightness is 27%, its chroma 0.093 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.014 away. White text reads best on it, at 15.78:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.33:1 |
| White text | 15.78:1 |
Values
| HEX | #490A09 |
| RGB | rgb(73, 10, 9) |
| HSL | hsl(1, 78%, 16%) |
| OKLCH | oklch(26.6% 0.093 27) |
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 #490A09 | 15.78:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #490A09 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #490A09 text on white | 15.78:1 | AAA | Lc 101.9 | Preferred for body text |
| #490A09 text on black | 1.33:1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FFE2DE
oklch(93.5% 0.033 27.1)
-
Step 200
200
#FFCBC4
oklch(88.6% 0.06 27.2)
-
Step 300
300
#FFA59B
oklch(80.9% 0.108 26.6)
-
Step 400
400
#FB6D61
oklch(70.7% 0.176 27.3)
-
Step 500
500
#F43533
oklch(63.1% 0.226 27.1)
-
Step 600
600
#D90017
oklch(55.7% 0.227 27)
-
Step 700
700
#B70012
oklch(49% 0.2 27)
-
Step 800
800
#98000D
oklch(42.8% 0.174 27)
-
Step 900
900
#7E090D
oklch(37.8% 0.147 27.2)
-
Step 950
950 (this color)
#490A09
oklch(26.6% 0.093 27)
#490A09 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) | #1E1A08 | 0.100 |
| Deuteranopia (no green cones) | #2D2807 | 0.093 |
| Tritanopia (no blue cones) | #51000B | 0.021 |
| Achromatopsia (no color) | #232323 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #490A09
#490A09
oklch(26.6% 0.093 27)
- #002B31
#002B31
oklch(26.5% 0.046 209.1)
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 #490A09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.014
- Deep Brown #410200 ΔE 0.028
- Chocolate Brown #411900 ΔE 0.038
- Dark Maroon #3C0008 ΔE 0.042
- Dark Brown #341C02 ΔE 0.061
- Burgundy #610023 ΔE 0.067
- Claret #680018 ΔE 0.074
- Dark Plum #3F012C ΔE 0.074
Use #490A09 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.