#7C42A9
Closest named color: Purply (#983FB2). oklch(49.9% 0.163 307.5), rgb(124, 66, 169).
Aa
White text reads best on this color (6.54:1).
About this color
#7C42A9 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.163 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.054 away. White text reads best on it, at 6.54:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.20:1 |
| White text | 6.54:1 |
Values
| HEX | #7C42A9 |
| RGB | rgb(124, 66, 169) |
| HSL | hsl(274, 44%, 46%) |
| OKLCH | oklch(49.9% 0.163 307.5) |
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 #7C42A9 | 6.54:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #7C42A9 | 3.20:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #7C42A9 text on white | 6.54:1 | AA | Lc 82.0 | Fine for body text |
| #7C42A9 text on black | 3.20:1 | AA large text | Lc -19.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F6
oklch(93.6% 0.023 308.2)
-
Step 200
200
#E1D2F0
oklch(88.5% 0.044 307.9)
-
Step 300
300
#CEB4E9
oklch(81% 0.078 307)
-
Step 400
400
#B68ADD
oklch(70.6% 0.126 307.8)
-
Step 500
500
#A46BD4
oklch(63.2% 0.161 307.5)
-
Step 600
600
#8F50C1
oklch(55.6% 0.175 307.4)
-
Step 700
700 (this color)
#7C42A9
oklch(49.9% 0.163 307.5)
-
Step 800
800
#633587
oklch(42.7% 0.135 307.5)
-
Step 900
900
#512F6C
oklch(37.7% 0.106 307.9)
-
Step 950
950
#2F1C3F
oklch(26.9% 0.067 307.6)
#7C42A9 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) | #145BAC | 0.138 |
| Deuteranopia (no green cones) | #315EA7 | 0.122 |
| Tritanopia (no blue cones) | #75566F | 0.116 |
| Achromatopsia (no color) | #5D5D5D | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C42A9
#7C42A9
oklch(49.9% 0.163 307.5)
- #4E6F00
#4E6F00
oklch(49.7% 0.129 127.3)
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 #7C42A9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.060
- Light Eggplant #894585 ΔE 0.066
- Bluey Purple #6241C7 ΔE 0.069
- Warm Purple #952E8F ΔE 0.069
- Iris #6258C4 ΔE 0.073
- Deep Lavender #8D5EB7 ΔE 0.075
- Slate Blue #6A5ACD ΔE 0.078
Use #7C42A9 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.