#AC604B
Closest named color: Earth (#A2653E). oklch(57.2% 0.104 36.3), rgb(172, 96, 75).
Aa
White text reads best on this color (4.63:1).
About this color
#AC604B is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.104 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.030 away. White text reads best on it, at 4.63:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.52:1 |
| White text | 4.63:1 |
Values
| HEX | #AC604B |
| RGB | rgb(172, 96, 75) |
| HSL | hsl(13, 39%, 48%) |
| OKLCH | oklch(57.2% 0.104 36.3) |
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 #AC604B | 4.63:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #AC604B | 4.52:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #AC604B text on white | 4.63:1 | AA | Lc 71.9 | Content text, not long reading |
| #AC604B text on black | 4.52:1 | AA | Lc -29.8 | 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 600.
-
Step 50
50
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F3E7E4
oklch(93.7% 0.014 34.3)
-
Step 200
200
#EAD4CD
oklch(88.6% 0.026 38.5)
-
Step 300
300
#DDB7AC
oklch(81% 0.047 36.7)
-
Step 400
400
#CA9080
oklch(70.6% 0.075 36)
-
Step 500
500
#BC7460
oklch(63.2% 0.096 36.3)
-
Step 600
600 (this color)
#AC604B
oklch(57.2% 0.104 36.3)
-
Step 700
700
#8F4B38
oklch(49.2% 0.097 36.5)
-
Step 800
800
#743E2F
oklch(42.7% 0.08 36.4)
-
Step 900
900
#5E352A
oklch(37.7% 0.062 35.9)
-
Step 950
950
#371F19
oklch(26.9% 0.039 34.8)
#AC604B 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) | #736B49 | 0.101 |
| Deuteranopia (no green cones) | #857B4A | 0.094 |
| Tritanopia (no blue cones) | #BB535B | 0.049 |
| Achromatopsia (no color) | #757575 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC604B
#AC604B
oklch(57.2% 0.104 36.3)
- #00869E
#00869E
oklch(57.1% 0.102 216.2)
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 #AC604B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.030
- Clay #B66A50 ΔE 0.032
- Copper #B66325 ΔE 0.045
- Adobe #BD6C48 ΔE 0.047
- Pinkish Brown #B17261 ΔE 0.047
- Sienna #A0522D ΔE 0.049
- Clay Brown #B2713D ΔE 0.053
- Sepia #985E2B ΔE 0.054
Use #AC604B 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.