#45151D
Closest named color: Mahogany (#4A0100). oklch(27.6% 0.074 13.3), rgb(69, 21, 29).
Aa
White text reads best on this color (15.23:1).
About this color
#45151D is a dark, moderately saturated red. In OKLCH its lightness is 28%, its chroma 0.074 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.043 away. White text reads best on it, at 15.23:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.37:1 |
| White text | 15.23:1 |
Values
| HEX | #45151D |
| RGB | rgb(69, 21, 29) |
| HSL | hsl(350, 53%, 18%) |
| OKLCH | oklch(27.6% 0.074 13.3) |
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 #45151D | 15.23:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #45151D | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #45151D text on white | 15.23:1 | AAA | Lc 101.7 | Preferred for body text |
| #45151D 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
#FAE3E5
oklch(93.5% 0.025 11.6)
-
Step 200
200
#F8CDD0
oklch(88.6% 0.049 13.4)
-
Step 300
300
#F4AAB0
oklch(81% 0.088 13.8)
-
Step 400
400
#EA7987
oklch(70.8% 0.14 13.5)
-
Step 500
500
#E05069
oklch(63.2% 0.179 13.6)
-
Step 600
600
#CB2B51
oklch(55.6% 0.194 13.4)
-
Step 700
700
#AF1A42
oklch(49.1% 0.181 13.2)
-
Step 800
800
#8E1A36
oklch(42.6% 0.15 13.4)
-
Step 900
900
#721E2F
oklch(37.6% 0.117 13.1)
-
Step 950
950 (this color)
#45151D
oklch(27.6% 0.074 13.3)
#45151D 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) | #201F1D | 0.081 |
| Deuteranopia (no green cones) | #2C291C | 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°).
- #45151D
#45151D
oklch(27.6% 0.074 13.3)
- #002F2E
#002F2E
oklch(27.6% 0.047 192.5)
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 #45151D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.043
- Chocolate Brown #411900 ΔE 0.046
- Deep Brown #410200 ΔE 0.049
- Dark Maroon #3C0008 ΔE 0.054
- Dark Plum #3F012C ΔE 0.060
- Dark Brown #341C02 ΔE 0.062
- Aubergine #3D0734 ΔE 0.064
- Burgundy #610023 ΔE 0.065
Use #45151D 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.