#837BC2
Closest named color: Deep Lilac (#966EBD). oklch(61.9% 0.106 288.1), rgb(131, 123, 194).
Aa
Black text reads best on this color (5.57:1).
About this color
#837BC2 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.106 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Lilac (#966EBD), ΔE 0.041 away. Black text reads best on it, at 5.57:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Deep Lilac (#966EBD) |
| Black text | 5.57:1 |
| White text | 3.76:1 |
Values
| HEX | #837BC2 |
| RGB | rgb(131, 123, 194) |
| HSL | hsl(247, 37%, 62%) |
| OKLCH | oklch(61.9% 0.106 288.1) |
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 #837BC2 | 3.76:1 | AA large text | Lc -70.6 | Content text, not long reading |
| Black text on #837BC2 | 5.57:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #837BC2 text on white | 3.76:1 | AA large text | Lc 65.1 | Content text, not long reading |
| #837BC2 text on black | 5.57:1 | AA | Lc -36.5 | 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 500.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D7EC
oklch(88.6% 0.029 288)
-
Step 300
300
#BEBCE1
oklch(80.9% 0.052 287.7)
-
Step 400
400
#9E99D2
oklch(70.8% 0.083 288.1)
-
Step 500
500 (this color)
#837BC2
oklch(61.9% 0.106 288.1)
-
Step 600
600
#7167B2
oklch(55.6% 0.114 288.2)
-
Step 700
700
#5F5599
oklch(49.1% 0.107 288.6)
-
Step 800
800
#4D467C
oklch(42.7% 0.088 288)
-
Step 900
900
#403B64
oklch(37.7% 0.069 288.2)
-
Step 950
950
#25233B
oklch(27% 0.044 286.9)
#837BC2 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) | #6685C5 | 0.044 |
| Deuteranopia (no green cones) | #6582C0 | 0.043 |
| Tritanopia (no blue cones) | #748895 | 0.090 |
| Achromatopsia (no color) | #848484 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837BC2
#837BC2
oklch(61.9% 0.106 288.1)
- #8C8A37
#8C8A37
oklch(61.8% 0.105 107.8)
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 #837BC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lilac #966EBD ΔE 0.041
- Medium Purple #9370DB ΔE 0.056
- Wisteria #A87DC2 ΔE 0.059
- Dark Lilac #9C6DA5 ΔE 0.061
- Faded Blue #658CBB ΔE 0.061
- Soft Purple #A66FB5 ΔE 0.061
- Faded Purple #916E99 ΔE 0.066
- Lavender Gray #7E7F9A ΔE 0.067
Use #837BC2 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.