#AD3651
Closest named color: Light Burgundy (#A8415B). oklch(51.5% 0.155 11), rgb(173, 54, 81).
Aa
White text reads best on this color (6.13:1).
About this color
#AD3651 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.155 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.021 away. White text reads best on it, at 6.13:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.42:1 |
| White text | 6.13:1 |
Values
| HEX | #AD3651 |
| RGB | rgb(173, 54, 81) |
| HSL | hsl(346, 52%, 45%) |
| OKLCH | oklch(51.5% 0.155 11) |
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 #AD3651 | 6.13:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #AD3651 | 3.42:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #AD3651 text on white | 6.13:1 | AA | Lc 79.6 | Fine for body text |
| #AD3651 text on black | 3.42:1 | AA large text | Lc -22.2 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E6
oklch(93.5% 0.022 10.6)
-
Step 200
200
#F3CED2
oklch(88.4% 0.042 10.6)
-
Step 300
300
#ECADB5
oklch(80.9% 0.075 10.4)
-
Step 400
400
#E0808E
oklch(70.8% 0.119 11.2)
-
Step 500
500
#D45C72
oklch(63.1% 0.152 11.2)
-
Step 600
600
#C03D5B
oklch(55.6% 0.167 10.9)
-
Step 700
700 (this color)
#AD3651
oklch(51.5% 0.155 11)
-
Step 800
800
#86283D
oklch(42.7% 0.128 11.2)
-
Step 900
900
#6C2634
oklch(37.7% 0.1 11.1)
-
Step 950
950
#40171F
oklch(27% 0.064 10.3)
#AD3651 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) | #535251 | 0.171 |
| Deuteranopia (no green cones) | #716B4E | 0.159 |
| Tritanopia (no blue cones) | #BD1F41 | 0.039 |
| Achromatopsia (no color) | #626262 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD3651
#AD3651
oklch(51.5% 0.155 11)
- #007774
#007774
oklch(51.4% 0.088 191.7)
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 #AD3651, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.021
- Light Maroon #A24857 ΔE 0.036
- Dark Rose #B5485D ΔE 0.040
- Dull Red #BB3F3F ΔE 0.047
- Rouge #AB1239 ΔE 0.048
- Dusty Red #B9484E ΔE 0.048
- Raspberry #B00149 ΔE 0.049
- Rose Red #BE013C ΔE 0.051
Use #AD3651 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.