#64274B
Closest named color: Grape Purple (#5D1451). oklch(37.3% 0.099 346.5), rgb(100, 39, 75).
Aa
White text reads best on this color (10.86:1).
About this color
#64274B is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.099 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.047 away. White text reads best on it, at 10.86:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #64274B |
| RGB | rgb(100, 39, 75) |
| HSL | hsl(325, 44%, 27%) |
| OKLCH | oklch(37.3% 0.099 346.5) |
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 #64274B | 10.86:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #64274B | 1.93:1 | Fails | Lc 9.3 | Not readable |
| #64274B text on white | 10.86:1 | AAA | Lc 94.7 | Preferred for body text |
| #64274B text on black | 1.93:1 | Fails | Lc -7.9 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F5E4ED
oklch(93.5% 0.022 344.2)
-
Step 200
200
#EFCFDF
oklch(88.6% 0.041 346.3)
-
Step 300
300
#E5AECA
oklch(80.9% 0.073 346.9)
-
Step 400
400
#D681B0
oklch(70.7% 0.119 346.3)
-
Step 500
500
#C85E9C
oklch(63% 0.152 346.2)
-
Step 600
600
#B44287
oklch(55.7% 0.165 346.5)
-
Step 700
700
#9A3372
oklch(49.1% 0.153 346.5)
-
Step 800
800
#7D2B5D
oklch(42.6% 0.127 346.3)
-
Step 900
900 (this color)
#64274B
oklch(37.3% 0.099 346.5)
-
Step 950
950
#3C182D
oklch(27.1% 0.064 346.2)
#64274B 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) | #2D364C | 0.107 |
| Deuteranopia (no green cones) | #3E4149 | 0.097 |
| Tritanopia (no blue cones) | #6B2635 | 0.040 |
| Achromatopsia (no color) | #3D3D3D | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64274B
#64274B
oklch(37.3% 0.099 346.5)
- #004D37
#004D37
oklch(37.3% 0.077 166.2)
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 #64274B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.047
- Velvet #750851 ΔE 0.054
- Merlot #730039 ΔE 0.057
- Purple Brown #673A3F ΔE 0.060
- Rich Purple #720058 ΔE 0.062
- Wine #80013F ΔE 0.067
- Red Purple #820747 ΔE 0.068
- Bordeaux #7B002C ΔE 0.072
Use #64274B 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.