#4B1515
Closest named color: Mahogany (#4A0100). oklch(28.5% 0.082 23.9), rgb(75, 21, 21).
Aa
White text reads best on this color (14.81:1).
About this color
#4B1515 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.082 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.036 away. White text reads best on it, at 14.81:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.41:1 |
| White text | 14.81:1 |
Values
| HEX | #4B1515 |
| RGB | rgb(75, 21, 21) |
| HSL | hsl(0, 56%, 19%) |
| OKLCH | oklch(28.5% 0.082 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 #4B1515 | 14.81:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #4B1515 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #4B1515 text on white | 14.81:1 | AAA | Lc 101.1 | Preferred for body text |
| #4B1515 text on black | 1.41:1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F9A8A2
oklch(80.9% 0.097 24.1)
-
Step 400
400
#F27470
oklch(70.6% 0.156 23.7)
-
Step 500
500
#E9474A
oklch(63.1% 0.199 24)
-
Step 600
600
#D5162C
oklch(55.7% 0.216 24.1)
-
Step 700
700
#B70020
oklch(49.1% 0.199 24)
-
Step 800
800
#950B1C
oklch(42.7% 0.166 23.9)
-
Step 900
900
#78181C
oklch(37.7% 0.13 24.2)
-
Step 950
950 (this color)
#4B1515
oklch(28.5% 0.082 23.9)
#4B1515 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) | #232015 | 0.088 |
| Deuteranopia (no green cones) | #312C14 | 0.081 |
| Tritanopia (no blue cones) | #530816 | 0.025 |
| Achromatopsia (no color) | #282828 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1515
#4B1515
oklch(28.5% 0.082 23.9)
- #003135
#003135
oklch(28.5% 0.049 203.5)
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 #4B1515, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.036
- Chocolate Brown #411900 ΔE 0.039
- Deep Brown #410200 ΔE 0.050
- Burgundy #610023 ΔE 0.059
- Dark Maroon #3C0008 ΔE 0.061
- Dark Brown #341C02 ΔE 0.063
- Claret #680018 ΔE 0.066
- Dark Plum #3F012C ΔE 0.076
Use #4B1515 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.