#A3378A
Closest named color: Warm Purple (#952E8F). oklch(52% 0.17 338.2), rgb(163, 55, 138).
Aa
White text reads best on this color (6.05:1).
About this color
#A3378A is a medium-dark, vivid pink. In OKLCH its lightness is 52%, its chroma 0.170 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.037 away. White text reads best on it, at 6.05:1.
| Hue family | Pinks |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 3.47:1 |
| White text | 6.05:1 |
Values
| HEX | #A3378A |
| RGB | rgb(163, 55, 138) |
| HSL | hsl(314, 50%, 43%) |
| OKLCH | oklch(52% 0.17 338.2) |
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 #A3378A | 6.05:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #A3378A | 3.47:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #A3378A text on white | 6.05:1 | AA | Lc 79.4 | Fine for body text |
| #A3378A text on black | 3.47:1 | AA large text | Lc -22.4 | 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
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F5E4EF
oklch(93.6% 0.023 338.6)
-
Step 200
200
#EECEE4
oklch(88.5% 0.046 337.4)
-
Step 300
300
#E4ACD3
oklch(80.8% 0.083 337.8)
-
Step 400
400
#D57FBD
oklch(70.8% 0.131 338.1)
-
Step 500
500
#C85BAC
oklch(63.2% 0.168 338.4)
-
Step 600
600
#B33C97
oklch(55.6% 0.183 338.4)
-
Step 700
700 (this color)
#A3378A
oklch(52% 0.17 338.2)
-
Step 800
800
#7D2769
oklch(42.7% 0.142 338.3)
-
Step 900
900
#652655
oklch(37.8% 0.109 338.6)
-
Step 950
950
#3B1732
oklch(27% 0.069 337.9)
#A3378A 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) | #3B588C | 0.183 |
| Deuteranopia (no green cones) | #5D6987 | 0.160 |
| Tritanopia (no blue cones) | #AC3B5B | 0.081 |
| Achromatopsia (no color) | #636363 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3378A
#A3378A
oklch(52% 0.17 338.2)
- #007D4D
#007D4D
oklch(51.9% 0.121 158.1)
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 #A3378A, closest first.
No curated palette has a color within ΔE 0.04 of #A3378A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.037
- Light Eggplant #894585 ΔE 0.054
- Purply #983FB2 ΔE 0.067
- Light Plum #9D5783 ΔE 0.071
- Red Violet #9E0168 ΔE 0.072
- Medium Violet Red #C71585 ΔE 0.073
- Deep Magenta #A0025C ΔE 0.083
- Light Burgundy #A8415B ΔE 0.084
Use #A3378A 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.