#7637B5
Closest named color: Bluey Purple (#6241C7). oklch(48.6% 0.19 302.7), rgb(118, 55, 181).
Aa
White text reads best on this color (7.03:1).
About this color
#7637B5 is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.190 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.050 away. White text reads best on it, at 7.03:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #7637B5 |
| RGB | rgb(118, 55, 181) |
| HSL | hsl(270, 53%, 46%) |
| OKLCH | oklch(48.6% 0.19 302.7) |
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 #7637B5 | 7.03:1 | AAA | Lc -88.7 | Fine for body text |
| Black text on #7637B5 | 2.98:1 | Fails | Lc 20.4 | Dividers and decoration only |
| #7637B5 text on white | 7.03:1 | AAA | Lc 83.7 | Fine for body text |
| #7637B5 text on black | 2.98:1 | Fails | Lc -18.3 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#DFD2F6
oklch(88.5% 0.051 301.8)
-
Step 300
300
#CCB3F2
oklch(81% 0.091 302.6)
-
Step 400
400
#B388EB
oklch(70.7% 0.146 302.9)
-
Step 500
500
#A166E5
oklch(63.1% 0.188 302.8)
-
Step 600
600
#8D49D3
oklch(55.7% 0.204 302.9)
-
Step 700
700 (this color)
#7637B5
oklch(48.6% 0.19 302.7)
-
Step 800
800
#613094
oklch(42.6% 0.158 302.7)
-
Step 900
900
#4F2C76
oklch(37.6% 0.123 302.7)
-
Step 950
950
#2E1B45
oklch(27% 0.077 302.4)
#7637B5 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) | #0058B9 | 0.141 |
| Deuteranopia (no green cones) | #0058B2 | 0.142 |
| Tritanopia (no blue cones) | #695472 | 0.138 |
| Achromatopsia (no color) | #595959 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7637B5
#7637B5
oklch(48.6% 0.19 302.7)
- #536900
#536900
oklch(48.5% 0.119 122.8)
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 #7637B5, closest first.
No curated palette has a color within ΔE 0.04 of #7637B5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.050
- Rebecca Purple #663399 ΔE 0.054
- Grape #7209B7 ΔE 0.055
- Blue With A Hint Of Purple #533CC6 ΔE 0.070
- Purply #983FB2 ΔE 0.070
- Blurple #5539CC ΔE 0.072
- Dark Orchid #9932CC ΔE 0.074
- Purple Blue #5D21D0 ΔE 0.076
Use #7637B5 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.