#6151C7
Closest named color: Iris (#6258C4). oklch(51.6% 0.176 284.5), rgb(97, 81, 199).
Aa
White text reads best on this color (5.98:1).
About this color
#6151C7 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.176 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.018 away. White text reads best on it, at 5.98:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.176) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.50:1 |
| White text | 5.98:1 |
Values
| HEX | #6151C7 |
| RGB | rgb(97, 81, 199) |
| HSL | hsl(248, 51%, 55%) |
| OKLCH | oklch(51.6% 0.176 284.5) |
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 #6151C7 | 5.98:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #6151C7 | 3.50:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #6151C7 text on white | 5.98:1 | AA | Lc 79.5 | Fine for body text |
| #6151C7 text on black | 3.50:1 | AA large text | Lc -22.3 | 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 700.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D5D6F8
oklch(88.6% 0.047 284.1)
-
Step 300
300
#BABAF6
oklch(81% 0.084 284.4)
-
Step 400
400
#9893F2
oklch(70.7% 0.137 284.7)
-
Step 500
500
#8175ED
oklch(63.1% 0.174 284.8)
-
Step 600
600
#6C5ADC
oklch(55.6% 0.191 284.7)
-
Step 700
700 (this color)
#6151C7
oklch(51.6% 0.176 284.5)
-
Step 800
800
#4A3D9A
oklch(42.8% 0.146 284.8)
-
Step 900
900
#3D357B
oklch(37.7% 0.115 284.7)
-
Step 950
950
#232048
oklch(27% 0.072 283.9)
#6151C7 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) | #0067CB | 0.089 |
| Deuteranopia (no green cones) | #0060C5 | 0.086 |
| Tritanopia (no blue cones) | #3A6D84 | 0.149 |
| Achromatopsia (no color) | #636363 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6151C7
#6151C7
oklch(51.6% 0.176 284.5)
- #726A00
#726A00
oklch(51.5% 0.109 104.4)
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 #6151C7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.018
- Slate Blue #6A5ACD ΔE 0.028
- Light Indigo #6D5ACF ΔE 0.032
- Bluey Purple #6241C7 ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.037
- Warm Blue #4B57DB ΔE 0.044
- Blue With A Hint Of Purple #533CC6 ΔE 0.053
- Blurple #5539CC ΔE 0.056
Use #6151C7 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.