#AC632E
Closest named color: Copper (#B66325). oklch(57.3% 0.116 53.8), rgb(172, 99, 46).
Aa
White text reads best on this color (4.58:1).
About this color
#AC632E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 57%, its chroma 0.116 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Copper (#B66325), ΔE 0.019 away. White text reads best on it, at 4.58:1.
| Hue family | Browns |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Copper (#B66325) |
| Black text | 4.57:1 |
| White text | 4.58:1 |
Values
| HEX | #AC632E |
| RGB | rgb(172, 99, 46) |
| HSL | hsl(25, 58%, 43%) |
| OKLCH | oklch(57.3% 0.116 53.8) |
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 #AC632E | 4.58:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #AC632E | 4.57:1 | AA | Lc 32.6 | Non-text elements, placeholder text |
| #AC632E text on white | 4.58:1 | AA | Lc 71.5 | Content text, not long reading |
| #AC632E text on black | 4.57:1 | AA | Lc -30.2 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E7E1
oklch(93.5% 0.014 50.8)
-
Step 200
200
#E9D5C8
oklch(88.6% 0.028 55.3)
-
Step 300
300
#DCB8A2
oklch(80.8% 0.051 53.2)
-
Step 400
400
#CA936F
oklch(70.8% 0.083 54.2)
-
Step 500
500
#BB7748
oklch(63.2% 0.106 54.2)
-
Step 600
600 (this color)
#AC632E
oklch(57.3% 0.116 53.8)
-
Step 700
700
#8F4D1B
oklch(49.1% 0.108 53.5)
-
Step 800
800
#744019
oklch(42.8% 0.089 54.2)
-
Step 900
900
#5E361B
oklch(37.6% 0.07 53)
-
Step 950
950
#372011
oklch(27% 0.044 53)
#AC632E 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) | #786B28 | 0.094 |
| Deuteranopia (no green cones) | #8A7C2E | 0.085 |
| Tritanopia (no blue cones) | #BC5458 | 0.075 |
| Achromatopsia (no color) | #757575 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC632E
#AC632E
oklch(57.3% 0.116 53.8)
- #1182B1
#1182B1
oklch(57.2% 0.115 233.8)
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 #AC632E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Copper #B66325 ΔE 0.019
- Earth #A2653E ΔE 0.022
- Orangey Brown #B16002 ΔE 0.022
- Raw Umber #A75E09 ΔE 0.025
- Umber #B26400 ΔE 0.026
- Clay Brown #B2713D ΔE 0.037
- Brown Orange #B96902 ΔE 0.038
- Orange Brown #BE6400 ΔE 0.039
Use #AC632E 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.