#837CA6
Closest named color: Lavender Gray (#7E7F9A). oklch(60.8% 0.063 292), rgb(131, 124, 166).
Aa
Black text reads best on this color (5.39:1).
About this color
#837CA6 is a medium-dark, muted purple. In OKLCH its lightness is 61%, its chroma 0.063 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.024 away. Black text reads best on it, at 5.39:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.39:1 |
| White text | 3.88:1 |
Values
| HEX | #837CA6 |
| RGB | rgb(131, 124, 166) |
| HSL | hsl(250, 19%, 57%) |
| OKLCH | oklch(60.8% 0.063 292) |
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 #837CA6 | 3.88:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #837CA6 | 5.39:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #837CA6 text on white | 3.88:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #837CA6 text on black | 5.39:1 | AA | Lc -35.3 | 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 500.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#D9D7E4
oklch(88.5% 0.018 293.1)
-
Step 300
300
#C0BDD4
oklch(80.8% 0.032 291.7)
-
Step 400
400
#A19BBE
oklch(70.6% 0.051 292.9)
-
Step 500
500 (this color)
#837CA6
oklch(60.8% 0.063 292)
-
Step 600
600
#746C99
oklch(55.6% 0.069 292.1)
-
Step 700
700
#615A82
oklch(49% 0.064 291.9)
-
Step 800
800
#4F4A6A
oklch(42.7% 0.053 291.2)
-
Step 900
900
#423E56
oklch(37.8% 0.041 292)
-
Step 950
950
#272432
oklch(27% 0.026 294.4)
#837CA6 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) | #7282A8 | 0.027 |
| Deuteranopia (no green cones) | #7380A5 | 0.025 |
| Tritanopia (no blue cones) | #7C838B | 0.053 |
| Achromatopsia (no color) | #818181 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837CA6
#837CA6
oklch(60.8% 0.063 292)
- #83875A
#83875A
oklch(60.9% 0.064 112.4)
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 #837CA6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.024
- Purpley Grey #947E94 ΔE 0.039
- Faded Purple #916E99 ΔE 0.041
- Light Slate Gray #778899 ΔE 0.047
- Steel #738595 ΔE 0.048
- Silver Lake Blue #778DA9 ΔE 0.048
- Slate Gray #708090 ΔE 0.049
- Grey Purple #826D8C ΔE 0.049
Use #837CA6 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.