#A64240
Closest named color: Light Maroon (#A24857). oklch(51.4% 0.133 24.1), rgb(166, 66, 64).
Aa
White text reads best on this color (6.04:1).
About this color
#A64240 is a medium-dark, moderately saturated red. In OKLCH its lightness is 51%, its chroma 0.133 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Light Maroon (#A24857), ΔE 0.031 away. White text reads best on it, at 6.04:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Light Maroon (#A24857) |
| Black text | 3.47:1 |
| White text | 6.04:1 |
Values
| HEX | #A64240 |
| RGB | rgb(166, 66, 64) |
| HSL | hsl(1, 44%, 45%) |
| OKLCH | oklch(51.4% 0.133 24.1) |
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 #A64240 | 6.04:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #A64240 | 3.47:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #A64240 text on white | 6.04:1 | AA | Lc 79.5 | Fine for body text |
| #A64240 text on black | 3.47:1 | AA large text | Lc -22.3 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E4
oklch(93.5% 0.019 21.6)
-
Step 200
200
#F0D1CE
oklch(88.6% 0.035 24.4)
-
Step 300
300
#E8B1AC
oklch(80.9% 0.065 24.5)
-
Step 400
400
#D98681
oklch(70.6% 0.103 23.7)
-
Step 500
500
#CD6661
oklch(63.1% 0.132 24.4)
-
Step 600
600
#B84B48
oklch(55.6% 0.142 24.4)
-
Step 700
700 (this color)
#A64240
oklch(51.4% 0.133 24.1)
-
Step 800
800
#813230
oklch(42.8% 0.11 24.3)
-
Step 900
900
#682D2A
oklch(37.8% 0.086 24.9)
-
Step 950
950
#3D1B19
oklch(27.1% 0.054 24.7)
#A64240 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) | #5B553F | 0.142 |
| Deuteranopia (no green cones) | #746B3E | 0.132 |
| Tritanopia (no blue cones) | #B62F42 | 0.041 |
| Achromatopsia (no color) | #636363 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A64240
#A64240
oklch(51.4% 0.133 24.1)
- #00757E
#00757E
oklch(51.3% 0.087 204.2)
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 #A64240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Maroon #A24857 ΔE 0.031
- Brick #A03623 ΔE 0.038
- Light Burgundy #A8415B ΔE 0.040
- Dull Red #BB3F3F ΔE 0.041
- Brown #A52A2A ΔE 0.043
- Dusty Red #B9484E ΔE 0.044
- Rusty Red #AF2F0D ΔE 0.048
- Sienna #A0522D ΔE 0.049
Use #A64240 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.