#6550E7
Closest named color: Warm Blue (#4B57DB). oklch(54.3% 0.218 282.7), rgb(101, 80, 231).
Aa
White text reads best on this color (5.44:1).
About this color
#6550E7 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.218 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.042 away. White text reads best on it, at 5.44:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.218) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.85:1 |
| White text | 5.44:1 |
Values
| HEX | #6550E7 |
| RGB | rgb(101, 80, 231) |
| HSL | hsl(248, 76%, 61%) |
| OKLCH | oklch(54.3% 0.218 282.7) |
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 #6550E7 | 5.44:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #6550E7 | 3.85:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #6550E7 text on white | 5.44:1 | AA | Lc 76.6 | Fine for body text |
| #6550E7 text on black | 3.85:1 | AA large text | Lc -25.2 | Dividers and decoration only |
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 600.
-
Step 50
50
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FD
oklch(93.7% 0.028 283.7)
-
Step 200
200
#D3D5FD
oklch(88.4% 0.055 283)
-
Step 300
300
#B7B9FE
oklch(80.9% 0.097 282.7)
-
Step 400
400
#9491FE
oklch(70.7% 0.157 282.9)
-
Step 500
500
#7D71FC
oklch(63.1% 0.2 282.9)
-
Step 600
600 (this color)
#6550E7
oklch(54.3% 0.218 282.7)
-
Step 700
700
#5743CD
oklch(49.1% 0.203 282.5)
-
Step 800
800
#4739A6
oklch(42.8% 0.168 282.5)
-
Step 900
900
#3B3383
oklch(37.8% 0.13 282.8)
-
Step 950
950
#221F4D
oklch(27.1% 0.082 282.4)
#6550E7 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) | #006EEC | 0.094 |
| Deuteranopia (no green cones) | #0064E4 | 0.088 |
| Tritanopia (no blue cones) | #207695 | 0.183 |
| Achromatopsia (no color) | #6A6A6A | 0.218 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6550E7
#6550E7
oklch(54.3% 0.218 282.7)
- #7D7100
#7D7100
oklch(54.3% 0.114 102.1)
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 #6550E7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.042
- Light Indigo #6D5ACF ΔE 0.046
- Slate Blue #6A5ACD ΔE 0.047
- Dark Periwinkle #665FD1 ΔE 0.048
- Purpley Blue #5F34E7 ΔE 0.051
- Burple #6832E3 ΔE 0.052
- Neon Blue #4361EE ΔE 0.053
- Iris #6258C4 ΔE 0.057
Use #6550E7 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.