#A6443B
Closest named color: Brick (#A03623). oklch(51.6% 0.132 27.8), rgb(166, 68, 59).
Aa
White text reads best on this color (5.98:1).
About this color
#A6443B is a medium-dark, moderately saturated red. In OKLCH its lightness is 52%, its chroma 0.132 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.036 away. White text reads best on it, at 5.98:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 3.51:1 |
| White text | 5.98:1 |
Values
| HEX | #A6443B |
| RGB | rgb(166, 68, 59) |
| HSL | hsl(5, 48%, 44%) |
| OKLCH | oklch(51.6% 0.132 27.8) |
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 #A6443B | 5.98:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #A6443B | 3.51:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #A6443B text on white | 5.98:1 | AA | Lc 79.2 | Fine for body text |
| #A6443B text on black | 3.51:1 | AA large text | Lc -22.6 | 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 700.
-
Step 50
50
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E6E3
oklch(93.7% 0.018 30.3)
-
Step 200
200
#F0D1CC
oklch(88.5% 0.036 28.7)
-
Step 300
300
#E7B2AA
oklch(81% 0.063 28.4)
-
Step 400
400
#D9877D
oklch(70.6% 0.103 27.4)
-
Step 500
500
#CC675C
oklch(63% 0.13 27.7)
-
Step 600
600
#B74C42
oklch(55.5% 0.141 27.9)
-
Step 700
700 (this color)
#A6443B
oklch(51.6% 0.132 27.8)
-
Step 800
800
#80332C
oklch(42.7% 0.108 27.7)
-
Step 900
900
#672D27
oklch(37.6% 0.085 27.8)
-
Step 950
950
#3D1B17
oklch(27% 0.054 28.1)
#A6443B 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) | #5D563A | 0.138 |
| Deuteranopia (no green cones) | #766B39 | 0.126 |
| Tritanopia (no blue cones) | #B63142 | 0.045 |
| Achromatopsia (no color) | #636363 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A6443B
#A6443B
oklch(51.6% 0.132 27.8)
- #007682
#007682
oklch(51.7% 0.089 207.2)
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 #A6443B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.036
- Light Maroon #A24857 ΔE 0.037
- Sienna #A0522D ΔE 0.041
- Dull Red #BB3F3F ΔE 0.041
- Burnt Umber #A0450E ΔE 0.043
- Rusty Red #AF2F0D ΔE 0.045
- Russet #A13905 ΔE 0.045
- Brown #A52A2A ΔE 0.046
Use #A6443B 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.