#A64413
Closest named color: Burnt Umber (#A0450E). oklch(51.2% 0.141 42.8), rgb(166, 68, 19).
Aa
White text reads best on this color (6.07:1).
About this color
#A64413 is a medium-dark, vivid orange. In OKLCH its lightness is 51%, its chroma 0.141 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.012 away. White text reads best on it, at 6.07:1.
| Hue family | Oranges |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.141) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #A64413 |
| RGB | rgb(166, 68, 19) |
| HSL | hsl(20, 79%, 36%) |
| OKLCH | oklch(51.2% 0.141 42.8) |
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 #A64413 | 6.07:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #A64413 | 3.45:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #A64413 text on white | 6.07:1 | AA | Lc 79.6 | Fine for body text |
| #A64413 text on black | 3.45:1 | AA large text | Lc -22.2 | 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
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#F0D2C6
oklch(88.6% 0.038 43.1)
-
Step 300
300
#E8B39E
oklch(81% 0.069 42.6)
-
Step 400
400
#DA8968
oklch(70.7% 0.11 42.8)
-
Step 500
500
#CE693E
oklch(63.2% 0.14 42.7)
-
Step 600
600
#B94E19
oklch(55.6% 0.152 42.9)
-
Step 700
700 (this color)
#A64413
oklch(51.2% 0.141 42.8)
-
Step 800
800
#81340E
oklch(42.7% 0.117 42.9)
-
Step 900
900
#682E15
oklch(37.6% 0.091 42.4)
-
Step 950
950
#3D1C0D
oklch(27% 0.057 44)
#A64413 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) | #605509 | 0.136 |
| Deuteranopia (no green cones) | #786B0E | 0.124 |
| Tritanopia (no blue cones) | #B72C3B | 0.070 |
| Achromatopsia (no color) | #626262 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A64413
#A64413
oklch(51.2% 0.141 42.8)
- #00728E
#00728E
oklch(51.2% 0.095 222.7)
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 #A64413, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.012
- Russet #A13905 ΔE 0.025
- Cinnamon #AC4F06 ΔE 0.030
- Sienna #A0522D ΔE 0.031
- Rusty Red #AF2F0D ΔE 0.037
- Brick #A03623 ΔE 0.038
- Warm Brown #964E02 ΔE 0.039
- Sinopia #BB3E03 ΔE 0.040
Use #A64413 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.