#A1237A
Closest named color: Red Violet (#9E0168). oklch(49.1% 0.182 343.7), rgb(161, 35, 122).
Aa
White text reads best on this color (6.91:1).
About this color
#A1237A is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.182 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.037 away. White text reads best on it, at 6.91:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #A1237A |
| RGB | rgb(161, 35, 122) |
| HSL | hsl(319, 64%, 38%) |
| OKLCH | oklch(49.1% 0.182 343.7) |
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 #A1237A | 6.91:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #A1237A | 3.03:1 | AA large text | Lc 21.4 | Dividers and decoration only |
| #A1237A text on white | 6.91:1 | AA | Lc 82.6 | Fine for body text |
| #A1237A 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
#F7E3EE
oklch(93.5% 0.026 343.3)
-
Step 200
200
#F2CDE1
oklch(88.5% 0.049 344.4)
-
Step 300
300
#EAAACF
oklch(80.9% 0.089 343.7)
-
Step 400
400
#DC7AB6
oklch(70.6% 0.141 343.8)
-
Step 500
500
#D054A4
oklch(63.1% 0.179 343.9)
-
Step 600
600
#BB328F
oklch(55.5% 0.196 343.8)
-
Step 700
700 (this color)
#A1237A
oklch(49.1% 0.182 343.7)
-
Step 800
800
#832063
oklch(42.7% 0.151 343.9)
-
Step 900
900
#692151
oklch(37.6% 0.118 343.4)
-
Step 950
950
#3E152F
oklch(27% 0.073 344.2)
#A1237A 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) | #324D7C | 0.203 |
| Deuteranopia (no green cones) | #596177 | 0.176 |
| Tritanopia (no blue cones) | #AC234C | 0.079 |
| Achromatopsia (no color) | #5A5A5A | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1237A
#A1237A
oklch(49.1% 0.182 343.7)
- #007350
#007350
oklch(49.2% 0.105 163.6)
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 #A1237A, closest first.
No curated palette has a color within ΔE 0.04 of #A1237A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.037
- Warm Purple #952E8F ΔE 0.042
- Deep Magenta #A0025C ΔE 0.050
- Dark Fuchsia #9D0759 ΔE 0.054
- Violet Red #A50055 ΔE 0.059
- Light Eggplant #894585 ΔE 0.068
- Dark Magenta #8B008B ΔE 0.072
- Berry #990F4B ΔE 0.075
Use #A1237A 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.