#A54531
Closest named color: Burnt Umber (#A0450E). oklch(51.4% 0.132 33.4), rgb(165, 69, 49).
Aa
White text reads best on this color (6.00:1).
About this color
#A54531 is a medium-dark, moderately saturated red. In OKLCH its lightness is 51%, its chroma 0.132 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.031 away. White text reads best on it, at 6.00:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.49:1 |
| White text | 6.00:1 |
Values
| HEX | #A54531 |
| RGB | rgb(165, 69, 49) |
| HSL | hsl(10, 54%, 42%) |
| OKLCH | oklch(51.4% 0.132 33.4) |
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 #A54531 | 6.00:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #A54531 | 3.49:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #A54531 text on white | 6.00:1 | AA | Lc 79.4 | Fine for body text |
| #A54531 text on black | 3.49:1 | AA large text | Lc -22.4 | 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
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#F0D1CA
oklch(88.5% 0.036 32.8)
-
Step 300
300
#E7B2A6
oklch(80.9% 0.065 33)
-
Step 400
400
#D88977
oklch(70.7% 0.101 33.5)
-
Step 500
500
#CC6953
oklch(63.2% 0.13 33.7)
-
Step 600
600
#B74E38
oklch(55.6% 0.141 33.4)
-
Step 700
700 (this color)
#A54531
oklch(51.4% 0.132 33.4)
-
Step 800
800
#803424
oklch(42.8% 0.109 33.5)
-
Step 900
900
#672E22
oklch(37.7% 0.085 33.3)
-
Step 950
950
#3D1C14
oklch(27.1% 0.054 34.7)
#A54531 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) | #5F562F | 0.133 |
| Deuteranopia (no green cones) | #766B2E | 0.124 |
| Tritanopia (no blue cones) | #B53141 | 0.053 |
| Achromatopsia (no color) | #636363 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A54531
#A54531
oklch(51.4% 0.132 33.4)
- #007486
#007486
oklch(51.4% 0.09 213.3)
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 #A54531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.031
- Sienna #A0522D ΔE 0.032
- Brick #A03623 ΔE 0.033
- Russet #A13905 ΔE 0.036
- Rusty Red #AF2F0D ΔE 0.040
- Cinnamon #AC4F06 ΔE 0.045
- Dull Red #BB3F3F ΔE 0.047
- Sinopia #BB3E03 ΔE 0.048
Use #A54531 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.