#4A0309
Closest named color: Mahogany (#4A0100). oklch(26.1% 0.101 23.9), rgb(74, 3, 9).
Aa
White text reads best on this color (16.05:1).
About this color
#4A0309 is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.101 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.011 away. White text reads best on it, at 16.05:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.30:1 |
| White text | 16.05:1 |
Values
| HEX | #4A0309 |
| RGB | rgb(74, 3, 9) |
| HSL | hsl(355, 92%, 15%) |
| OKLCH | oklch(26.1% 0.101 23.9) |
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 #4A0309 | 16.05:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #4A0309 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #4A0309 text on white | 16.05:1 | AAA | Lc 101.8 | Preferred for body text |
| #4A0309 text on black | 1.30:1 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2DF
oklch(93.6% 0.032 24.8)
-
Step 200
200
#FFCAC6
oklch(88.4% 0.061 23.4)
-
Step 300
300
#FFA59F
oklch(81% 0.108 23.9)
-
Step 400
400
#FF6866
oklch(70.7% 0.185 23.8)
-
Step 500
500
#FB1D37
oklch(63.1% 0.244 23.9)
-
Step 600
600
#D80028
oklch(55.6% 0.225 24)
-
Step 700
700
#B70021
oklch(49.2% 0.199 23.8)
-
Step 800
800
#970019
oklch(42.6% 0.172 23.9)
-
Step 900
900
#7F0013
oklch(37.6% 0.152 24)
-
Step 950
950 (this color)
#4A0309
oklch(26.1% 0.101 23.9)
#4A0309 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) | #1B1708 | 0.111 |
| Deuteranopia (no green cones) | #2C2706 | 0.102 |
| Tritanopia (no blue cones) | #520006 | 0.019 |
| Achromatopsia (no color) | #212121 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A0309
#4A0309
oklch(26.1% 0.101 23.9)
- #002A2E
#002A2E
oklch(26% 0.044 204.6)
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 #4A0309, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.011
- Deep Brown #410200 ΔE 0.027
- Dark Maroon #3C0008 ΔE 0.038
- Chocolate Brown #411900 ΔE 0.048
- Burgundy #610023 ΔE 0.065
- Dark Brown #341C02 ΔE 0.070
- Dark Plum #3F012C ΔE 0.070
- Claret #680018 ΔE 0.074
Use #4A0309 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.