#AD4A3B
Closest named color: Dull Red (#BB3F3F). oklch(53.6% 0.133 30.7), rgb(173, 74, 59).
Aa
White text reads best on this color (5.49:1).
About this color
#AD4A3B is a medium-dark, moderately saturated red. In OKLCH its lightness is 54%, its chroma 0.133 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.033 away. White text reads best on it, at 5.49:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.81:1 |
| White text | 5.49:1 |
Values
| HEX | #AD4A3B |
| RGB | rgb(173, 74, 59) |
| HSL | hsl(8, 49%, 45%) |
| OKLCH | oklch(53.6% 0.133 30.7) |
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 #AD4A3B | 5.49:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #AD4A3B | 3.81:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #AD4A3B text on white | 5.49:1 | AA | Lc 76.8 | Fine for body text |
| #AD4A3B text on black | 3.81:1 | AA large text | Lc -24.9 | Dividers and decoration only |
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 600.
-
Step 50
50
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CC
oklch(88.5% 0.033 32.1)
-
Step 300
300
#E5B3AA
oklch(81% 0.06 30.1)
-
Step 400
400
#D68A7C
oklch(70.8% 0.096 31)
-
Step 500
500
#C96B5B
oklch(63.2% 0.123 30.9)
-
Step 600
600 (this color)
#AD4A3B
oklch(53.6% 0.133 30.7)
-
Step 700
700
#9A4033
oklch(49% 0.124 30.4)
-
Step 800
800
#7D362B
oklch(42.7% 0.101 30.7)
-
Step 900
900
#652F27
oklch(37.6% 0.08 30)
-
Step 950
950
#3C1C17
oklch(27% 0.051 30.1)
#AD4A3B 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) | #645C39 | 0.137 |
| Deuteranopia (no green cones) | #7C7139 | 0.127 |
| Tritanopia (no blue cones) | #BD3647 | 0.050 |
| Achromatopsia (no color) | #696969 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD4A3B
#AD4A3B
oklch(53.6% 0.133 30.7)
- #007B8C
#007B8C
oklch(53.5% 0.093 211.5)
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 #AD4A3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.033
- Dusty Red #B9484E ΔE 0.035
- Sienna #A0522D ΔE 0.036
- Sinopia #BB3E03 ΔE 0.043
- Cinnamon #AC4F06 ΔE 0.045
- Light Maroon #A24857 ΔE 0.046
- Burnt Umber #A0450E ΔE 0.048
- Dark Rose #B5485D ΔE 0.050
Use #AD4A3B 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.