#64063F
Closest named color: Grape Purple (#5D1451). oklch(33.5% 0.133 350.9), rgb(100, 6, 63).
Aa
White text reads best on this color (12.80:1).
About this color
#64063F is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.133 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.036 away. White text reads best on it, at 12.80:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.63:1 |
| White text | 12.80:1 |
Values
| HEX | #64063F |
| RGB | rgb(100, 6, 63) |
| HSL | hsl(324, 89%, 21%) |
| OKLCH | oklch(33.5% 0.133 350.9) |
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 #64063F | 12.80:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #64063F | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #64063F text on white | 12.80:1 | AAA | Lc 97.3 | Preferred for body text |
| #64063F text on black | 1.63:1 | Fails | Lc 0.0 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE2EC
oklch(93.5% 0.029 350.5)
-
Step 200
200
#F7CBDE
oklch(88.5% 0.055 350.5)
-
Step 300
300
#F3A6C9
oklch(81% 0.1 350.7)
-
Step 400
400
#E972AD
oklch(70.8% 0.16 351)
-
Step 500
500
#DE4599
oklch(63.1% 0.204 350.8)
-
Step 600
600
#C91583
oklch(55.6% 0.222 350.9)
-
Step 700
700
#AD006F
oklch(49.2% 0.205 350.9)
-
Step 800
800
#8D0A5A
oklch(42.7% 0.171 351.2)
-
Step 900
900 (this color)
#64063F
oklch(33.5% 0.133 350.9)
-
Step 950
950
#43102B
oklch(27% 0.084 351.6)
#64063F 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) | #1B2840 | 0.152 |
| Deuteranopia (no green cones) | #36383D | 0.132 |
| Tritanopia (no blue cones) | #6C0023 | 0.051 |
| Achromatopsia (no color) | #323232 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64063F
#64063F
oklch(33.5% 0.133 350.9)
- #004132
#004132
oklch(33.4% 0.065 171.2)
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 #64063F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.036
- Merlot #730039 ΔE 0.036
- Burgundy #610023 ΔE 0.047
- Velvet #750851 ΔE 0.048
- Rich Purple #720058 ΔE 0.052
- Wine #80013F ΔE 0.064
- Bordeaux #7B002C ΔE 0.064
- Claret #680018 ΔE 0.064
Use #64063F 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.