#4A1021
Closest named color: Mahogany (#4A0100). oklch(28% 0.088 7.3), rgb(74, 16, 33).
Aa
White text reads best on this color (15.13:1).
About this color
#4A1021 is a dark, moderately saturated red. In OKLCH its lightness is 28%, its chroma 0.088 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.046 away. White text reads best on it, at 15.13:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.38:1 |
| White text | 15.13:1 |
Values
| HEX | #4A1021 |
| RGB | rgb(74, 16, 33) |
| HSL | hsl(342, 64%, 18%) |
| OKLCH | oklch(28% 0.088 7.3) |
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 #4A1021 | 15.13:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #4A1021 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #4A1021 text on white | 15.13:1 | AAA | Lc 101.4 | Preferred for body text |
| #4A1021 text on black | 1.38:1 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FDE2E6
oklch(93.6% 0.03 7.5)
-
Step 200
200
#FCCAD2
oklch(88.5% 0.058 7.5)
-
Step 300
300
#FBA4B5
oklch(80.9% 0.105 6.9)
-
Step 400
400
#F46E8E
oklch(70.8% 0.167 7.4)
-
Step 500
500
#EB3B72
oklch(63.1% 0.213 7.5)
-
Step 600
600
#D3005C
oklch(55.6% 0.223 7.2)
-
Step 700
700
#B3004D
oklch(49.2% 0.197 7.2)
-
Step 800
800
#94003E
oklch(42.7% 0.171 7.4)
-
Step 900
900
#780F34
oklch(37.6% 0.138 7.3)
-
Step 950
950 (this color)
#4A1021
oklch(28% 0.088 7.3)
#4A1021 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) | #1E1F21 | 0.098 |
| Deuteranopia (no green cones) | #2D2A20 | 0.089 |
| Tritanopia (no blue cones) | #510617 | 0.022 |
| Achromatopsia (no color) | #262626 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A1021
#4A1021
oklch(28% 0.088 7.3)
- #00302D
#00302D
oklch(27.9% 0.048 188.2)
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 #4A1021, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.046
- Burgundy #610023 ΔE 0.052
- Dark Plum #3F012C ΔE 0.052
- Deep Brown #410200 ΔE 0.056
- Aubergine #3D0734 ΔE 0.058
- Dark Maroon #3C0008 ΔE 0.058
- Chocolate Brown #411900 ΔE 0.060
- Eggplant #380835 ΔE 0.067
Use #4A1021 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.