#6155C9
Closest named color: Iris (#6258C4). oklch(52.5% 0.174 283.3), rgb(97, 85, 201).
Aa
White text reads best on this color (5.75:1).
About this color
#6155C9 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.174 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.011 away. White text reads best on it, at 5.75:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.174) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.65:1 |
| White text | 5.75:1 |
Values
| HEX | #6155C9 |
| RGB | rgb(97, 85, 201) |
| HSL | hsl(246, 52%, 56%) |
| OKLCH | oklch(52.5% 0.174 283.3) |
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 #6155C9 | 5.75:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #6155C9 | 3.65:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #6155C9 text on white | 5.75:1 | AA | Lc 78.4 | Fine for body text |
| #6155C9 text on black | 3.65:1 | AA large text | Lc -23.4 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D5D6F6
oklch(88.5% 0.044 284)
-
Step 300
300
#B9BBF2
oklch(81% 0.077 282.9)
-
Step 400
400
#9695EC
oklch(70.6% 0.126 283.2)
-
Step 500
500
#7F79E6
oklch(63.2% 0.16 283.3)
-
Step 600
600 (this color)
#6155C9
oklch(52.5% 0.174 283.3)
-
Step 700
700
#584DB7
oklch(49% 0.162 283.4)
-
Step 800
800
#484094
oklch(42.7% 0.133 283.5)
-
Step 900
900
#3C3776
oklch(37.7% 0.104 283.8)
-
Step 950
950
#232145
oklch(27% 0.065 283.6)
#6155C9 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) | #006ACD | 0.086 |
| Deuteranopia (no green cones) | #0062C7 | 0.083 |
| Tritanopia (no blue cones) | #377087 | 0.147 |
| Achromatopsia (no color) | #666666 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6155C9
#6155C9
oklch(52.5% 0.174 283.3)
- #766C00
#766C00
oklch(52.4% 0.11 103.1)
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 #6155C9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.011
- Slate Blue #6A5ACD ΔE 0.020
- Light Indigo #6D5ACF ΔE 0.025
- Dark Periwinkle #665FD1 ΔE 0.028
- Warm Blue #4B57DB ΔE 0.041
- Bluey Purple #6241C7 ΔE 0.043
- Blue With A Hint Of Purple #533CC6 ΔE 0.061
- Blurple #5539CC ΔE 0.064
Use #6155C9 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.