#73104B
Closest named color: Velvet (#750851). oklch(37.5% 0.142 350.3), rgb(115, 16, 75).
Aa
White text reads best on this color (11.02:1).
About this color
#73104B is a dark, vivid red. In OKLCH its lightness is 38%, its chroma 0.142 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.014 away. White text reads best on it, at 11.02:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 1.90:1 |
| White text | 11.02:1 |
Values
| HEX | #73104B |
| RGB | rgb(115, 16, 75) |
| HSL | hsl(324, 76%, 26%) |
| OKLCH | oklch(37.5% 0.142 350.3) |
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 #73104B | 11.02:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #73104B | 1.90:1 | Fails | Lc 9.8 | Not readable |
| #73104B text on white | 11.02:1 | AAA | Lc 94.1 | Preferred for body text |
| #73104B text on black | 1.90:1 | Fails | Lc -8.5 | Not readable |
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 900.
-
Step 50
50
#FEF2F7
oklch(97.2% 0.014 350.1)
-
Step 100
100
#FBE2ED
oklch(93.6% 0.031 349.3)
-
Step 200
200
#F9CADE
oklch(88.5% 0.059 350.9)
-
Step 300
300
#F5A4CA
oklch(80.9% 0.106 350.1)
-
Step 400
400
#EC6EAF
oklch(70.7% 0.17 350.2)
-
Step 500
500
#E23D9B
oklch(63.1% 0.217 350.3)
-
Step 600
600
#CC0085
oklch(55.7% 0.232 350.5)
-
Step 700
700
#AC0070
oklch(49.1% 0.205 350.2)
-
Step 800
800
#8E005C
oklch(42.6% 0.178 350.1)
-
Step 900
900 (this color)
#73104B
oklch(37.5% 0.142 350.3)
-
Step 950
950
#440D2C
oklch(26.9% 0.09 350.3)
#73104B 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) | #23314C | 0.161 |
| Deuteranopia (no green cones) | #404249 | 0.140 |
| Tritanopia (no blue cones) | #7C062D | 0.053 |
| Achromatopsia (no color) | #3C3C3C | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73104B
#73104B
oklch(37.5% 0.142 350.3)
- #004D3B
#004D3B
oklch(37.4% 0.074 170.4)
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 #73104B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.014
- Rich Purple #720058 ΔE 0.030
- Merlot #730039 ΔE 0.030
- Red Purple #820747 ΔE 0.033
- Wine #80013F ΔE 0.034
- Grape Purple #5D1451 ΔE 0.051
- Bordeaux #7B002C ΔE 0.053
- Wine Red #7B0323 ΔE 0.066
Use #73104B 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.