#AD2278
Closest named color: Red Violet (#9E0168). oklch(51% 0.19 348.4), rgb(173, 34, 120).
Aa
White text reads best on this color (6.40:1).
About this color
#AD2278 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.190 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.048 away. White text reads best on it, at 6.40:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.27:1 |
| White text | 6.40:1 |
Values
| HEX | #AD2278 |
| RGB | rgb(173, 34, 120) |
| HSL | hsl(323, 67%, 41%) |
| OKLCH | oklch(51% 0.19 348.4) |
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 #AD2278 | 6.40:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #AD2278 | 3.27:1 | AA large text | Lc 23.7 | Dividers and decoration only |
| #AD2278 text on white | 6.40:1 | AA | Lc 80.4 | Fine for body text |
| #AD2278 text on black | 3.27:1 | AA large text | Lc -21.5 | 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
#F8E3ED
oklch(93.6% 0.026 347.1)
-
Step 200
200
#F4CCDF
oklch(88.5% 0.051 347.9)
-
Step 300
300
#EEA9CB
oklch(81% 0.091 348.3)
-
Step 400
400
#E277B0
oklch(70.7% 0.148 348.4)
-
Step 500
500
#D64E9C
oklch(63% 0.188 348.4)
-
Step 600
600
#C12A87
oklch(55.5% 0.204 348.3)
-
Step 700
700 (this color)
#AD2278
oklch(51% 0.19 348.4)
-
Step 800
800
#871A5D
oklch(42.7% 0.157 348.4)
-
Step 900
900
#6D1E4C
oklch(37.7% 0.122 348.7)
-
Step 950
950
#40132D
oklch(27% 0.078 347.8)
#AD2278 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) | #3A4F7A | 0.213 |
| Deuteranopia (no green cones) | #636775 | 0.186 |
| Tritanopia (no blue cones) | #BA194B | 0.075 |
| Achromatopsia (no color) | #5F5F5F | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD2278
#AD2278
oklch(51% 0.19 348.4)
- #00785B
#00785B
oklch(50.9% 0.102 168.6)
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 #AD2278, closest first.
No curated palette has a color within ΔE 0.04 of #AD2278.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.048
- Medium Violet Red #C71585 ΔE 0.054
- Deep Magenta #A0025C ΔE 0.055
- Violet Red #A50055 ΔE 0.058
- Dark Fuchsia #9D0759 ΔE 0.061
- Warm Purple #952E8F ΔE 0.062
- Raspberry #B00149 ΔE 0.071
- Light Burgundy #A8415B ΔE 0.076
Use #AD2278 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.