#54277F
Closest named color: Dark Slate Blue (#483D8B). oklch(38.2% 0.143 303.8), rgb(84, 39, 127).
Aa
White text reads best on this color (10.64:1).
About this color
#54277F is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.143 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.055 away. White text reads best on it, at 10.64:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.64:1 |
Values
| HEX | #54277F |
| RGB | rgb(84, 39, 127) |
| HSL | hsl(271, 53%, 33%) |
| OKLCH | oklch(38.2% 0.143 303.8) |
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 #54277F | 10.64:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #54277F | 1.97:1 | Fails | Lc 9.8 | Not readable |
| #54277F text on white | 10.64:1 | AAA | Lc 94.1 | Preferred for body text |
| #54277F text on black | 1.97:1 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FB
oklch(93.5% 0.031 304.3)
-
Step 200
200
#E1D0FA
oklch(88.5% 0.06 303.6)
-
Step 300
300
#CFB0F9
oklch(81% 0.106 303.6)
-
Step 400
400
#B882F6
oklch(70.7% 0.171 303.9)
-
Step 500
500
#A75CF2
oklch(63.1% 0.218 303.8)
-
Step 600
600
#9339E1
oklch(55.6% 0.238 303.8)
-
Step 700
700
#7D29C3
oklch(49.1% 0.221 303.7)
-
Step 800
800
#66259E
oklch(42.7% 0.183 303.8)
-
Step 900
900 (this color)
#54277F
oklch(38.2% 0.143 303.8)
-
Step 950
950
#301749
oklch(26.9% 0.09 303.9)
#54277F 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) | #003D82 | 0.110 |
| Deuteranopia (no green cones) | #053E7D | 0.110 |
| Tritanopia (no blue cones) | #4C3B4F | 0.105 |
| Achromatopsia (no color) | #3E3E3E | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #54277F
#54277F
oklch(38.2% 0.143 303.8)
- #394B00
#394B00
oklch(38.3% 0.095 123.8)
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 #54277F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.055
- Indigo #4B0082 ΔE 0.057
- Rebecca Purple #663399 ΔE 0.061
- Royal Purple #4B006E ΔE 0.067
- Blueberry #464196 ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.081
- Imperial Purple #480CA8 ΔE 0.081
- Grape Purple #5D1451 ΔE 0.086
Use #54277F 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.