#A72401
Closest named color: Rust Red (#AA2704). oklch(47.6% 0.171 33.8), rgb(167, 36, 1).
Aa
White text reads best on this color (7.25:1).
About this color
#A72401 is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.171 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Red (#AA2704), ΔE 0.008 away. White text reads best on it, at 7.25:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Rust Red (#AA2704) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #A72401 |
| RGB | rgb(167, 36, 1) |
| HSL | hsl(13, 99%, 33%) |
| OKLCH | oklch(47.6% 0.171 33.8) |
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 #A72401 | 7.25:1 | AAA | Lc -88.6 | Fine for body text |
| Black text on #A72401 | 2.89:1 | Fails | Lc 20.4 | Dividers and decoration only |
| #A72401 text on white | 7.25:1 | AAA | Lc 83.6 | Fine for body text |
| #A72401 text on black | 2.89:1 | Fails | Lc -18.3 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F6CFC6
oklch(88.5% 0.046 33.2)
-
Step 300
300
#F1AE9E
oklch(81% 0.082 33.9)
-
Step 400
400
#E77F68
oklch(70.7% 0.133 33.5)
-
Step 500
500
#DC5A3E
oklch(63% 0.169 33.8)
-
Step 600
600
#C83A19
oklch(55.7% 0.184 34)
-
Step 700
700 (this color)
#A72401
oklch(47.6% 0.171 33.8)
-
Step 800
800
#8C250E
oklch(42.7% 0.142 33.7)
-
Step 900
900
#702515
oklch(37.6% 0.11 33.7)
-
Step 950
950
#42170D
oklch(27% 0.07 34.5)
#A72401 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) | #4F4400 | 0.179 |
| Deuteranopia (no green cones) | #6E6100 | 0.161 |
| Tritanopia (no blue cones) | #B90020 | 0.047 |
| Achromatopsia (no color) | #575757 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A72401
#A72401
oklch(47.6% 0.171 33.8)
- #006879
#006879
oklch(47.6% 0.084 214)
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 #A72401, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Red #AA2704 ΔE 0.008
- Rufous #AE2012 ΔE 0.017
- Burnt Red #9F2305 ΔE 0.017
- Rusty Red #AF2F0D ΔE 0.025
- Brown #A52A2A ΔE 0.027
- Brick #A03623 ΔE 0.028
- Firebrick #B22222 ΔE 0.031
- Russet #A13905 ΔE 0.033
Use #A72401 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.