#A4410C
Closest named color: Burnt Umber (#A0450E). oklch(50.4% 0.143 42.9), rgb(164, 65, 12).
Aa
White text reads best on this color (6.28:1).
About this color
#A4410C is a medium-dark, vivid orange. In OKLCH its lightness is 50%, its chroma 0.143 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.010 away. White text reads best on it, at 6.28:1.
| Hue family | Oranges |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.33:1 |
| White text | 6.28:1 |
Values
| HEX | #A4410C |
| RGB | rgb(164, 65, 12) |
| HSL | hsl(21, 86%, 35%) |
| OKLCH | oklch(50.4% 0.143 42.9) |
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 #A4410C | 6.28:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #A4410C | 3.33:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #A4410C text on white | 6.28:1 | AA | Lc 80.5 | Fine for body text |
| #A4410C text on black | 3.33:1 | AA large text | Lc -21.3 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F0D2C5
oklch(88.5% 0.038 44.8)
-
Step 300
300
#E8B39D
oklch(80.9% 0.069 43.6)
-
Step 400
400
#DA8967
oklch(70.7% 0.11 43.4)
-
Step 500
500
#CE683C
oklch(63% 0.142 42.8)
-
Step 600
600
#BA4D16
oklch(55.6% 0.154 42.8)
-
Step 700
700 (this color)
#A4410C
oklch(50.4% 0.143 42.9)
-
Step 800
800
#82330B
oklch(42.7% 0.119 42.7)
-
Step 900
900
#692E14
oklch(37.8% 0.093 42.6)
-
Step 950
950
#3E1C0D
oklch(27.2% 0.059 43.4)
#A4410C 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) | #5E5200 | 0.137 |
| Deuteranopia (no green cones) | #766805 | 0.124 |
| Tritanopia (no blue cones) | #B52738 | 0.071 |
| Achromatopsia (no color) | #606060 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4410C
#A4410C
oklch(50.4% 0.143 42.9)
- #006F8B
#006F8B
oklch(50.3% 0.094 223.2)
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 #A4410C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.010
- Russet #A13905 ΔE 0.018
- Brick #A03623 ΔE 0.033
- Rusty Red #AF2F0D ΔE 0.035
- Sienna #A0522D ΔE 0.036
- Cinnamon #AC4F06 ΔE 0.037
- Warm Brown #964E02 ΔE 0.038
- Rust Red #AA2704 ΔE 0.042
Use #A4410C 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.