#781A57
Closest named color: Velvet (#750851). oklch(39.7% 0.142 345.8), rgb(120, 26, 87).
Aa
White text reads best on this color (10.07:1).
About this color
#781A57 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.142 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.023 away. White text reads best on it, at 10.07:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 2.08:1 |
| White text | 10.07:1 |
Values
| HEX | #781A57 |
| RGB | rgb(120, 26, 87) |
| HSL | hsl(321, 64%, 29%) |
| OKLCH | oklch(39.7% 0.142 345.8) |
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 #781A57 | 10.07:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #781A57 | 2.08:1 | Fails | Lc 11.7 | Not readable |
| #781A57 text on white | 10.07:1 | AAA | Lc 92.3 | Preferred for body text |
| #781A57 text on black | 2.08:1 | Fails | Lc -10.2 | 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
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#FAE2EE
oklch(93.6% 0.031 346)
-
Step 200
200
#F7CAE2
oklch(88.5% 0.059 345.1)
-
Step 300
300
#F3A4CF
oklch(80.8% 0.107 346)
-
Step 400
400
#E96FB7
oklch(70.7% 0.171 345.9)
-
Step 500
500
#DE3FA5
oklch(63.1% 0.218 345.8)
-
Step 600
600
#C90090
oklch(55.6% 0.236 345.8)
-
Step 700
700
#AA0079
oklch(49.1% 0.208 345.9)
-
Step 800
800
#8D0064
oklch(42.8% 0.181 345.8)
-
Step 900
900 (this color)
#781A57
oklch(39.7% 0.142 345.8)
-
Step 950
950
#430E30
oklch(27% 0.091 345.5)
#781A57 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) | #273859 | 0.158 |
| Deuteranopia (no green cones) | #434855 | 0.139 |
| Tritanopia (no blue cones) | #811836 | 0.060 |
| Achromatopsia (no color) | #424242 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #781A57
#781A57
oklch(39.7% 0.142 345.8)
- #00553C
#00553C
oklch(39.8% 0.083 165.2)
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 #781A57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.023
- Rich Purple #720058 ΔE 0.034
- Red Purple #820747 ΔE 0.034
- Wine #80013F ΔE 0.044
- Merlot #730039 ΔE 0.053
- Mulberry #920A4E ΔE 0.057
- Grape Purple #5D1451 ΔE 0.063
- Bordeaux #7B002C ΔE 0.069
Use #781A57 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.