#7637BC
Closest named color: Bluey Purple (#6241C7). oklch(49.1% 0.197 301), rgb(118, 55, 188).
Aa
White text reads best on this color (6.90:1).
About this color
#7637BC is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.197 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.043 away. White text reads best on it, at 6.90:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.04:1 |
| White text | 6.90:1 |
Values
| HEX | #7637BC |
| RGB | rgb(118, 55, 188) |
| HSL | hsl(268, 55%, 48%) |
| OKLCH | oklch(49.1% 0.197 301) |
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 #7637BC | 6.90:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #7637BC | 3.04:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #7637BC text on white | 6.90:1 | AA | Lc 83.1 | Fine for body text |
| #7637BC text on black | 3.04:1 | AA large text | Lc -18.8 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#DFD2F7
oklch(88.6% 0.052 301.3)
-
Step 300
300
#CBB3F5
oklch(81% 0.095 301)
-
Step 400
400
#B188F0
oklch(70.7% 0.152 300.8)
-
Step 500
500
#9F65EB
oklch(63.1% 0.196 300.9)
-
Step 600
600
#8B47D9
oklch(55.6% 0.213 301)
-
Step 700
700 (this color)
#7637BC
oklch(49.1% 0.197 301)
-
Step 800
800
#602F98
oklch(42.7% 0.163 301.1)
-
Step 900
900
#4E2C79
oklch(37.7% 0.127 300.8)
-
Step 950
950
#2E1B47
oklch(27.2% 0.08 301.2)
#7637BC 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) | #0059C0 | 0.139 |
| Deuteranopia (no green cones) | #0059B9 | 0.141 |
| Tritanopia (no blue cones) | #675776 | 0.146 |
| Achromatopsia (no color) | #5A5A5A | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7637BC
#7637BC
oklch(49.1% 0.197 301)
- #576A00
#576A00
oklch(49.1% 0.118 121.1)
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 #7637BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.043
- Grape #7209B7 ΔE 0.055
- Rebecca Purple #663399 ΔE 0.063
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
- Blurple #5539CC ΔE 0.067
- Blue Violet #8A2BE2 ΔE 0.068
- Burple #6832E3 ΔE 0.069
- Purple Blue #5D21D0 ΔE 0.069
Use #7637BC 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.