#45151C
Closest named color: Mahogany (#4A0100). oklch(27.5% 0.074 14.7), rgb(69, 21, 28).
Aa
White text reads best on this color (15.24:1).
About this color
#45151C is a dark, moderately saturated red. In OKLCH its lightness is 28%, its chroma 0.074 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.042 away. White text reads best on it, at 15.24:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.37:1 |
| White text | 15.24:1 |
Values
| HEX | #45151C |
| RGB | rgb(69, 21, 28) |
| HSL | hsl(351, 53%, 18%) |
| OKLCH | oklch(27.5% 0.074 14.7) |
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 #45151C | 15.24:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #45151C | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #45151C text on white | 15.24:1 | AAA | Lc 101.7 | Preferred for body text |
| #45151C text on black | 1.37:1 | 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
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FAE3E4
oklch(93.5% 0.025 14.6)
-
Step 200
200
#F8CDCF
oklch(88.6% 0.049 15)
-
Step 300
300
#F4AAAF
oklch(81% 0.087 14.7)
-
Step 400
400
#EA7985
oklch(70.7% 0.14 14.6)
-
Step 500
500
#E05066
oklch(63.1% 0.179 14.9)
-
Step 600
600
#CB2B4E
oklch(55.6% 0.194 14.6)
-
Step 700
700
#AF1A3F
oklch(49% 0.181 14.5)
-
Step 800
800
#8E1B34
oklch(42.7% 0.149 14.7)
-
Step 900
900
#721F2D
oklch(37.7% 0.116 15)
-
Step 950
950 (this color)
#45151C
oklch(27.5% 0.074 14.7)
#45151C 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) | #201F1C | 0.081 |
| Deuteranopia (no green cones) | #2C291B | 0.075 |
| Tritanopia (no blue cones) | #4C0D18 | 0.019 |
| Achromatopsia (no color) | #252525 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45151C
#45151C
oklch(27.5% 0.074 14.7)
- #002F2F
#002F2F
oklch(27.6% 0.047 194.8)
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 #45151C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.042
- Chocolate Brown #411900 ΔE 0.044
- Deep Brown #410200 ΔE 0.048
- Dark Maroon #3C0008 ΔE 0.054
- Dark Brown #341C02 ΔE 0.061
- Dark Plum #3F012C ΔE 0.061
- Aubergine #3D0734 ΔE 0.066
- Burgundy #610023 ΔE 0.066
Use #45151C 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.