#A36364
Closest named color: Reddish Grey (#997570). oklch(57.1% 0.083 19), rgb(163, 99, 100).
Aa
White text reads best on this color (4.63:1).
About this color
#A36364 is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.083 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.046 away. White text reads best on it, at 4.63:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 4.52:1 |
| White text | 4.63:1 |
Values
| HEX | #A36364 |
| RGB | rgb(163, 99, 100) |
| HSL | hsl(359, 26%, 51%) |
| OKLCH | oklch(57.1% 0.083 19) |
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 #A36364 | 4.63:1 | AA | Lc -77.5 | Fine for body text |
| Black text on #A36364 | 4.52:1 | AA | Lc 32.0 | Non-text elements, placeholder text |
| #A36364 text on white | 4.63:1 | AA | Lc 72.0 | Content text, not long reading |
| #A36364 text on black | 4.52:1 | AA | Lc -29.6 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E7
oklch(93.6% 0.011 17.4)
-
Step 200
200
#E7D4D4
oklch(88.5% 0.021 17.6)
-
Step 300
300
#D8B8B7
oklch(81% 0.037 20.1)
-
Step 400
400
#C39292
oklch(70.7% 0.059 18.7)
-
Step 500
500
#B37777
oklch(63.1% 0.076 19.4)
-
Step 600
600 (this color)
#A36364
oklch(57.1% 0.083 19)
-
Step 700
700
#874E4F
oklch(49.1% 0.077 19.1)
-
Step 800
800
#6E4041
oklch(42.7% 0.064 18.7)
-
Step 900
900
#593737
oklch(37.7% 0.049 19.6)
-
Step 950
950
#342020
oklch(26.9% 0.031 19.3)
#A36364 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) | #706D64 | 0.088 |
| Deuteranopia (no green cones) | #7F7963 | 0.082 |
| Tritanopia (no blue cones) | #AF5C64 | 0.026 |
| Achromatopsia (no color) | #757575 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A36364
#A36364
oklch(57.1% 0.083 19)
- #2C868A
#2C868A
oklch(57% 0.083 199.3)
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 #A36364, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.046
- Dusky Rose #BA6873 ΔE 0.049
- Pinkish Brown #B17261 ΔE 0.050
- Clay #B66A50 ΔE 0.051
- Mauve #AE7181 ΔE 0.052
- Earth #A2653E ΔE 0.053
- Light Maroon #A24857 ΔE 0.062
- Dark Rose #B5485D ΔE 0.063
Use #A36364 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.