#6439B5
Closest named color: Bluey Purple (#6241C7). oklch(46.8% 0.185 294), rgb(100, 57, 181).
Aa
White text reads best on this color (7.51:1).
About this color
#6439B5 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.185 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.033 away. White text reads best on it, at 7.51:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #6439B5 |
| RGB | rgb(100, 57, 181) |
| HSL | hsl(261, 52%, 47%) |
| OKLCH | oklch(46.8% 0.185 294) |
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 #6439B5 | 7.51:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #6439B5 | 2.79:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #6439B5 text on white | 7.51:1 | AAA | Lc 85.5 | Fine for body text |
| #6439B5 text on black | 2.79:1 | Fails | Lc -16.5 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#DAD3F8
oklch(88.4% 0.051 294)
-
Step 300
300
#C3B6F5
oklch(80.9% 0.089 293.8)
-
Step 400
400
#A68DF0
oklch(70.6% 0.143 294.1)
-
Step 500
500
#926DEB
oklch(63.1% 0.183 294.1)
-
Step 600
600
#7E51D9
oklch(55.6% 0.198 294.3)
-
Step 700
700 (this color)
#6439B5
oklch(46.8% 0.185 294)
-
Step 800
800
#563699
oklch(42.7% 0.154 293.7)
-
Step 900
900
#473079
oklch(37.6% 0.119 294.5)
-
Step 950
950
#291D47
oklch(26.9% 0.076 293.9)
#6439B5 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) | #0056B9 | 0.112 |
| Deuteranopia (no green cones) | #0052B2 | 0.111 |
| Tritanopia (no blue cones) | #4D5772 | 0.145 |
| Achromatopsia (no color) | #545454 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6439B5
#6439B5
oklch(46.8% 0.185 294)
- #5A6000
#5A6000
oklch(46.8% 0.105 113.9)
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 #6439B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.033
- Blue With A Hint Of Purple #533CC6 ΔE 0.041
- Blurple #5539CC ΔE 0.046
- Rebecca Purple #663399 ΔE 0.047
- Purple Blue #5D21D0 ΔE 0.057
- Grape #7209B7 ΔE 0.060
- Iris #6258C4 ΔE 0.071
- Majorelle Blue #3F37C9 ΔE 0.072
Use #6439B5 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.