#A03166
Closest named color: Light Burgundy (#A8415B). oklch(49.4% 0.154 354.9), rgb(160, 49, 102).
Aa
White text reads best on this color (6.71:1).
About this color
#A03166 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.154 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.046 away. White text reads best on it, at 6.71:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.12:1 |
| White text | 6.71:1 |
Values
| HEX | #A03166 |
| RGB | rgb(160, 49, 102) |
| HSL | hsl(331, 53%, 41%) |
| OKLCH | oklch(49.4% 0.154 354.9) |
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 #A03166 | 6.71:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #A03166 | 3.12:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #A03166 text on white | 6.71:1 | AA | Lc 82.2 | Fine for body text |
| #A03166 text on black | 3.12:1 | AA large text | Lc -19.7 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F7E4EA
oklch(93.6% 0.022 356.3)
-
Step 200
200
#F1CEDA
oklch(88.4% 0.042 355.3)
-
Step 300
300
#E8ADC3
oklch(80.8% 0.074 354.7)
-
Step 400
400
#DB80A4
oklch(70.8% 0.12 355.4)
-
Step 500
500
#CE5D8E
oklch(63.2% 0.152 355.1)
-
Step 600
600
#B93F78
oklch(55.6% 0.166 355)
-
Step 700
700 (this color)
#A03166
oklch(49.4% 0.154 354.9)
-
Step 800
800
#812953
oklch(42.7% 0.128 354.5)
-
Step 900
900
#682744
oklch(37.7% 0.099 355.1)
-
Step 950
950
#3D1828
oklch(27% 0.062 354.9)
#A03166 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) | #444F67 | 0.173 |
| Deuteranopia (no green cones) | #636363 | 0.154 |
| Tritanopia (no blue cones) | #AD2747 | 0.052 |
| Achromatopsia (no color) | #5C5C5C | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A03166
#A03166
oklch(49.4% 0.154 354.9)
- #00725E
#00725E
oklch(49.3% 0.093 174.9)
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 #A03166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.046
- Violet Red #A50055 ΔE 0.047
- Deep Magenta #A0025C ΔE 0.047
- Dark Fuchsia #9D0759 ΔE 0.048
- Red Violet #9E0168 ΔE 0.052
- Berry #990F4B ΔE 0.055
- Raspberry #B00149 ΔE 0.057
- Light Maroon #A24857 ΔE 0.060
Use #A03166 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.