#837599
Closest named color: Grey Purple (#826D8C). oklch(58.8% 0.056 302.5), rgb(131, 117, 153).
Aa
Black text reads best on this color (4.96:1).
About this color
#837599 is a medium-dark, muted purple. In OKLCH its lightness is 59%, its chroma 0.056 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Purple (#826D8C), ΔE 0.026 away. Black text reads best on it, at 4.96:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Grey Purple (#826D8C) |
| Black text | 4.96:1 |
| White text | 4.22:1 |
Values
| HEX | #837599 |
| RGB | rgb(131, 117, 153) |
| HSL | hsl(263, 15%, 53%) |
| OKLCH | oklch(58.8% 0.056 302.5) |
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 #837599 | 4.22:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #837599 | 4.96:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #837599 text on white | 4.22:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #837599 text on black | 4.96:1 | AA | Lc -32.5 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9EE
oklch(93.7% 0.007 304.2)
-
Step 200
200
#DBD7E1
oklch(88.5% 0.014 304.1)
-
Step 300
300
#C3BDCF
oklch(80.9% 0.026 301)
-
Step 400
400
#A59BB6
oklch(70.7% 0.04 302.2)
-
Step 500
500
#8F82A4
oklch(63% 0.052 302.4)
-
Step 600
600 (this color)
#837599
oklch(58.8% 0.056 302.5)
-
Step 700
700
#665A7A
oklch(49.1% 0.052 301.7)
-
Step 800
800
#534963
oklch(42.6% 0.044 302.1)
-
Step 900
900
#453D51
oklch(37.6% 0.035 303)
-
Step 950
950
#28242F
oklch(26.9% 0.021 301.6)
#837599 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) | #6E7B9B | 0.033 |
| Deuteranopia (no green cones) | #717B98 | 0.030 |
| Tritanopia (no blue cones) | #807A81 | 0.045 |
| Achromatopsia (no color) | #7B7B7B | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837599
#837599
oklch(58.8% 0.056 302.5)
- #77825D
#77825D
oklch(58.7% 0.055 121.6)
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 #837599, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Purple #826D8C ΔE 0.026
- Faded Purple #916E99 ΔE 0.028
- Lavender Gray #7E7F9A ΔE 0.028
- Purple Grey #866F85 ΔE 0.030
- Dark Lavender #856798 ΔE 0.038
- Purpley Grey #947E94 ΔE 0.041
- Slate Gray #708090 ΔE 0.046
- Dark Lilac #9C6DA5 ΔE 0.051
Use #837599 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.