#A01C57
Closest named color: Violet Red (#A50055). oklch(47.1% 0.171 360), rgb(160, 28, 87).
Aa
White text reads best on this color (7.50:1).
About this color
#A01C57 is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.171 and its hue 360°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.018 away. White text reads best on it, at 7.50:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #A01C57 |
| RGB | rgb(160, 28, 87) |
| HSL | hsl(333, 70%, 37%) |
| OKLCH | oklch(47.1% 0.171 360) |
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 #A01C57 | 7.50:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #A01C57 | 2.79:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #A01C57 text on white | 7.50:1 | AAA | Lc 84.6 | Fine for body text |
| #A01C57 text on black | 2.79:1 | Fails | Lc -17.4 | 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
#FCF2F5
oklch(97% 0.011 357)
-
Step 100
100
#F9E4E9
oklch(93.7% 0.024 1.3)
-
Step 200
200
#F4CDD8
oklch(88.5% 0.046 359.2)
-
Step 300
300
#EEABBE
oklch(81% 0.082 0.5)
-
Step 400
400
#E27B9D
oklch(70.7% 0.132 360)
-
Step 500
500
#D75585
oklch(63.1% 0.169 0.2)
-
Step 600
600
#C2346F
oklch(55.6% 0.184 360)
-
Step 700
700 (this color)
#A01C57
oklch(47.1% 0.171 360)
-
Step 800
800
#88214C
oklch(42.8% 0.142 359.9)
-
Step 900
900
#6D223F
oklch(37.7% 0.11 0)
-
Step 950
950
#401525
oklch(26.9% 0.07 359.7)
#A01C57 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) | #3D4558 | 0.193 |
| Deuteranopia (no green cones) | #605E54 | 0.174 |
| Tritanopia (no blue cones) | #AE0037 | 0.053 |
| Achromatopsia (no color) | #555555 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A01C57
#A01C57
oklch(47.1% 0.171 360)
- #006A5D
#006A5D
oklch(47% 0.085 180.5)
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 #A01C57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.018
- Dark Fuchsia #9D0759 ΔE 0.021
- Deep Magenta #A0025C ΔE 0.023
- Berry #990F4B ΔE 0.026
- Purple Red #990147 ΔE 0.033
- Raspberry #B00149 ΔE 0.038
- Mulberry #920A4E ΔE 0.039
- Red Violet #9E0168 ΔE 0.040
Use #A01C57 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.