#42110C
Closest named color: Mahogany (#4A0100). oklch(26% 0.077 29.2), rgb(66, 17, 12).
Aa
White text reads best on this color (15.94:1).
About this color
#42110C is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.077 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.028 away. White text reads best on it, at 15.94:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.31:1 |
| White text | 15.94:1 |
Values
| HEX | #42110C |
| RGB | rgb(66, 17, 12) |
| HSL | hsl(6, 69%, 15%) |
| OKLCH | oklch(26% 0.077 29.2) |
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 #42110C | 15.94:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #42110C | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #42110C text on white | 15.94:1 | AAA | Lc 102.4 | Preferred for body text |
| #42110C text on black | 1.31:1 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC6
oklch(88.4% 0.051 28.7)
-
Step 300
300
#F6AB9F
oklch(81% 0.091 29.3)
-
Step 400
400
#ED7A6A
oklch(70.7% 0.145 29.4)
-
Step 500
500
#E45041
oklch(63.1% 0.186 29.1)
-
Step 600
600
#CF291F
oklch(55.5% 0.202 29.1)
-
Step 700
700
#B31810
oklch(49.1% 0.188 29.2)
-
Step 800
800
#911912
oklch(42.6% 0.156 29)
-
Step 900
900
#751E17
oklch(37.7% 0.122 28.8)
-
Step 950
950 (this color)
#42110C
oklch(26% 0.077 29.2)
#42110C 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) | #1F1B0B | 0.080 |
| Deuteranopia (no green cones) | #2B260A | 0.075 |
| Tritanopia (no blue cones) | #490510 | 0.025 |
| Achromatopsia (no color) | #222222 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42110C
#42110C
oklch(26% 0.077 29.2)
- #002A30
#002A30
oklch(26.1% 0.045 209.3)
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 #42110C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.028
- Chocolate Brown #411900 ΔE 0.028
- Deep Brown #410200 ΔE 0.028
- Dark Maroon #3C0008 ΔE 0.040
- Dark Brown #341C02 ΔE 0.046
- Dark Plum #3F012C ΔE 0.074
- Burgundy #610023 ΔE 0.081
- Aubergine #3D0734 ΔE 0.081
Use #42110C 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.