#AD3370
Closest named color: Light Burgundy (#A8415B). oklch(52.1% 0.168 353.9), rgb(173, 51, 112).
Aa
White text reads best on this color (6.02:1).
About this color
#AD3370 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.168 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.047 away. White text reads best on it, at 6.02:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.48:1 |
| White text | 6.02:1 |
Values
| HEX | #AD3370 |
| RGB | rgb(173, 51, 112) |
| HSL | hsl(330, 54%, 44%) |
| OKLCH | oklch(52.1% 0.168 353.9) |
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 #AD3370 | 6.02:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #AD3370 | 3.48:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #AD3370 text on white | 6.02:1 | AA | Lc 79.1 | Fine for body text |
| #AD3370 text on black | 3.48:1 | AA large text | Lc -22.7 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F8E4EB
oklch(93.7% 0.024 354.3)
-
Step 200
200
#F2CDDB
oklch(88.4% 0.045 353.3)
-
Step 300
300
#EBABC4
oklch(80.8% 0.081 353.9)
-
Step 400
400
#DE7CA6
oklch(70.6% 0.13 353.8)
-
Step 500
500
#D25791
oklch(63.1% 0.166 353.5)
-
Step 600
600
#BD387B
oklch(55.6% 0.18 353.7)
-
Step 700
700 (this color)
#AD3370
oklch(52.1% 0.168 353.9)
-
Step 800
800
#842454
oklch(42.7% 0.138 354)
-
Step 900
900
#6B2446
oklch(37.8% 0.108 353.8)
-
Step 950
950
#3F1629
oklch(27.1% 0.069 353.7)
#AD3370 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) | #485572 | 0.187 |
| Deuteranopia (no green cones) | #6A6B6D | 0.168 |
| Tritanopia (no blue cones) | #BA294D | 0.057 |
| Achromatopsia (no color) | #636363 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD3370
#AD3370
oklch(52.1% 0.168 353.9)
- #007B65
#007B65
oklch(52% 0.099 174.4)
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 #AD3370, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.047
- Violet Red #A50055 ΔE 0.061
- Dark Rose #B5485D ΔE 0.062
- Raspberry #B00149 ΔE 0.064
- Deep Magenta #A0025C ΔE 0.064
- Medium Violet Red #C71585 ΔE 0.065
- Light Maroon #A24857 ΔE 0.065
- Red Violet #9E0168 ΔE 0.066
Use #AD3370 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.