#7A42A8
Closest named color: Rebecca Purple (#663399). oklch(49.6% 0.161 306.8), rgb(122, 66, 168).
Aa
White text reads best on this color (6.61:1).
About this color
#7A42A8 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.161 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.056 away. White text reads best on it, at 6.61:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 3.17:1 |
| White text | 6.61:1 |
Values
| HEX | #7A42A8 |
| RGB | rgb(122, 66, 168) |
| HSL | hsl(273, 44%, 46%) |
| OKLCH | oklch(49.6% 0.161 306.8) |
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 #7A42A8 | 6.61:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #7A42A8 | 3.17:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #7A42A8 text on white | 6.61:1 | AA | Lc 82.3 | Fine for body text |
| #7A42A8 text on black | 3.17:1 | AA large text | Lc -19.6 | 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
#E0D2F0
oklch(88.4% 0.043 306.5)
-
Step 300
300
#CEB4E9
oklch(81% 0.078 307)
-
Step 400
400
#B58BDD
oklch(70.7% 0.124 307)
-
Step 500
500
#A36CD4
oklch(63.2% 0.159 306.8)
-
Step 600
600
#8E51C1
oklch(55.7% 0.173 306.8)
-
Step 700
700 (this color)
#7A42A8
oklch(49.6% 0.161 306.8)
-
Step 800
800
#623687
oklch(42.7% 0.133 306.7)
-
Step 900
900
#50306C
oklch(37.7% 0.103 306.7)
-
Step 950
950
#2F1D3F
oklch(27.1% 0.065 307)
#7A42A8 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) | #145BAB | 0.135 |
| Deuteranopia (no green cones) | #305DA6 | 0.120 |
| Tritanopia (no blue cones) | #73566F | 0.115 |
| Achromatopsia (no color) | #5D5D5D | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A42A8
#7A42A8
oklch(49.6% 0.161 306.8)
- #4F6E00
#4F6E00
oklch(49.5% 0.127 126.5)
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 #7A42A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.056
- Purply #983FB2 ΔE 0.058
- Light Eggplant #894585 ΔE 0.066
- Bluey Purple #6241C7 ΔE 0.067
- Warm Purple #952E8F ΔE 0.071
- Iris #6258C4 ΔE 0.072
- Deep Lavender #8D5EB7 ΔE 0.077
- Slate Blue #6A5ACD ΔE 0.078
Use #7A42A8 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.