#A42170
Closest named color: Red Violet (#9E0168). oklch(49% 0.181 349.2), rgb(164, 33, 112).
Aa
White text reads best on this color (6.93:1).
About this color
#A42170 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.181 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.031 away. White text reads best on it, at 6.93:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.181) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.03:1 |
| White text | 6.93:1 |
Values
| HEX | #A42170 |
| RGB | rgb(164, 33, 112) |
| HSL | hsl(324, 66%, 39%) |
| OKLCH | oklch(49% 0.181 349.2) |
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 #A42170 | 6.93:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #A42170 | 3.03:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #A42170 text on white | 6.93:1 | AA | Lc 82.6 | Fine for body text |
| #A42170 text on black | 3.03:1 | AA large text | Lc -19.3 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F8E3EC
oklch(93.5% 0.026 349.8)
-
Step 200
200
#F3CDDE
oklch(88.5% 0.048 349.4)
-
Step 300
300
#ECAAC9
oklch(80.9% 0.087 349.4)
-
Step 400
400
#E07AAE
oklch(70.8% 0.14 349.4)
-
Step 500
500
#D4539A
oklch(63.2% 0.178 349.3)
-
Step 600
600
#BF3184
oklch(55.6% 0.194 349.5)
-
Step 700
700 (this color)
#A42170
oklch(49% 0.181 349.2)
-
Step 800
800
#851F5B
oklch(42.6% 0.149 349.3)
-
Step 900
900
#6C214B
oklch(37.8% 0.116 349.5)
-
Step 950
950
#3F142C
oklch(26.9% 0.074 348.6)
#A42170 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) | #384B72 | 0.203 |
| Deuteranopia (no green cones) | #5E626D | 0.178 |
| Tritanopia (no blue cones) | #B01846 | 0.070 |
| Achromatopsia (no color) | #5A5A5A | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A42170
#A42170
oklch(49% 0.181 349.2)
- #007257
#007257
oklch(49.1% 0.098 169.1)
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 #A42170, closest first.
No curated palette has a color within ΔE 0.04 of #A42170.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.031
- Deep Magenta #A0025C ΔE 0.037
- Dark Fuchsia #9D0759 ΔE 0.042
- Violet Red #A50055 ΔE 0.044
- Warm Purple #952E8F ΔE 0.059
- Berry #990F4B ΔE 0.062
- Raspberry #B00149 ΔE 0.064
- Mulberry #920A4E ΔE 0.067
Use #A42170 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.