#500F1B
Closest named color: Mahogany (#4A0100). oklch(28.9% 0.095 15.3), rgb(80, 15, 27).
Aa
White text reads best on this color (14.73:1).
About this color
#500F1B is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.095 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.041 away. White text reads best on it, at 14.73:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.42:1 |
| White text | 14.73:1 |
Values
| HEX | #500F1B |
| RGB | rgb(80, 15, 27) |
| HSL | hsl(349, 68%, 19%) |
| OKLCH | oklch(28.9% 0.095 15.3) |
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 #500F1B | 14.73:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #500F1B | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #500F1B text on white | 14.73:1 | AAA | Lc 100.8 | Preferred for body text |
| #500F1B text on black | 1.42:1 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FFE2E3
oklch(93.7% 0.032 15.4)
-
Step 200
200
#FFC9CC
oklch(88.4% 0.062 14.7)
-
Step 300
300
#FFA3A9
oklch(80.9% 0.109 15.5)
-
Step 400
400
#FC687B
oklch(70.7% 0.181 15.2)
-
Step 500
500
#F42C5A
oklch(63.1% 0.23 15.2)
-
Step 600
600
#D60046
oklch(55.7% 0.223 15.4)
-
Step 700
700
#B5003A
oklch(49.1% 0.196 15.4)
-
Step 800
800
#96002F
oklch(42.8% 0.171 15.2)
-
Step 900
900
#7E0126
oklch(37.7% 0.15 15.3)
-
Step 950
950 (this color)
#500F1B
oklch(28.9% 0.095 15.3)
#500F1B 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) | #211F1B | 0.105 |
| Deuteranopia (no green cones) | #312D19 | 0.097 |
| Tritanopia (no blue cones) | #580014 | 0.023 |
| Achromatopsia (no color) | #282828 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #500F1B
#500F1B
oklch(28.9% 0.095 15.3)
- #003233
#003233
oklch(28.8% 0.049 196.9)
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 #500F1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.041
- Burgundy #610023 ΔE 0.042
- Claret #680018 ΔE 0.053
- Deep Brown #410200 ΔE 0.057
- Chocolate Brown #411900 ΔE 0.057
- Dark Maroon #3C0008 ΔE 0.065
- Dark Plum #3F012C ΔE 0.068
- Aubergine #3D0734 ΔE 0.074
Use #500F1B 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.