#63274E
Closest named color: Grape Purple (#5D1451). oklch(37.3% 0.1 343.3), rgb(99, 39, 78).
Aa
White text reads best on this color (10.87:1).
About this color
#63274E is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.100 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.044 away. White text reads best on it, at 10.87:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.87:1 |
Values
| HEX | #63274E |
| RGB | rgb(99, 39, 78) |
| HSL | hsl(321, 43%, 27%) |
| OKLCH | oklch(37.3% 0.1 343.3) |
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 #63274E | 10.87:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #63274E | 1.93:1 | Fails | Lc 9.2 | Not readable |
| #63274E text on white | 10.87:1 | AAA | Lc 94.7 | Preferred for body text |
| #63274E 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
#F5E4EE
oklch(93.5% 0.023 341.3)
-
Step 200
200
#EECFE0
oklch(88.5% 0.041 343.8)
-
Step 300
300
#E4AECD
oklch(80.9% 0.075 343.5)
-
Step 400
400
#D481B4
oklch(70.6% 0.12 343.1)
-
Step 500
500
#C75FA1
oklch(63.2% 0.153 343.5)
-
Step 600
600
#B2428C
oklch(55.6% 0.167 343.4)
-
Step 700
700
#993377
oklch(49.2% 0.155 343.4)
-
Step 800
800
#7C2B61
oklch(42.7% 0.129 343.1)
-
Step 900
900 (this color)
#63274E
oklch(37.3% 0.1 343.3)
-
Step 950
950
#3B182E
oklch(26.9% 0.064 343.7)
#63274E 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) | #2C374F | 0.107 |
| Deuteranopia (no green cones) | #3D414C | 0.097 |
| Tritanopia (no blue cones) | #692737 | 0.042 |
| Achromatopsia (no color) | #3D3D3D | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63274E
#63274E
oklch(37.3% 0.1 343.3)
- #004D34
#004D34
oklch(37.2% 0.08 163.3)
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 #63274E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.044
- Velvet #750851 ΔE 0.053
- Merlot #730039 ΔE 0.060
- Rich Purple #720058 ΔE 0.060
- Purple Brown #673A3F ΔE 0.064
- Red Purple #820747 ΔE 0.070
- Wine #80013F ΔE 0.070
- Bordeaux #7B002C ΔE 0.076
Use #63274E 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.