#837DD2
Closest named color: Medium Purple (#9370DB). oklch(63.1% 0.126 285.4), rgb(131, 125, 210).
Aa
Black text reads best on this color (5.82:1).
About this color
#837DD2 is a medium-light, moderately saturated purple. In OKLCH its lightness is 63%, its chroma 0.126 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.043 away. Black text reads best on it, at 5.82:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.82:1 |
| White text | 3.60:1 |
Values
| HEX | #837DD2 |
| RGB | rgb(131, 125, 210) |
| HSL | hsl(244, 49%, 66%) |
| OKLCH | oklch(63.1% 0.126 285.4) |
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 #837DD2 | 3.60:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #837DD2 | 5.82:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #837DD2 text on white | 3.60:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #837DD2 text on black | 5.82:1 | AA | Lc -38.2 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D6D6EF
oklch(88.4% 0.034 285.7)
-
Step 300
300
#BCBCE7
oklch(81% 0.06 285)
-
Step 400
400
#9A98DC
oklch(70.7% 0.099 284.9)
-
Step 500
500 (this color)
#837DD2
oklch(63.1% 0.126 285.4)
-
Step 600
600
#6D65BF
oklch(55.7% 0.136 285.1)
-
Step 700
700
#5B53A5
oklch(49.1% 0.127 285.1)
-
Step 800
800
#4B4485
oklch(42.6% 0.105 286)
-
Step 900
900
#3E3A6B
oklch(37.7% 0.082 285.5)
-
Step 950
950
#24223F
oklch(27% 0.053 285.4)
#837DD2 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) | #6189D5 | 0.050 |
| Deuteranopia (no green cones) | #5E84D0 | 0.050 |
| Tritanopia (no blue cones) | #6D8D9D | 0.108 |
| Achromatopsia (no color) | #878787 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837DD2
#837DD2
oklch(63.1% 0.126 285.4)
- #958D1C
#958D1C
oklch(63.1% 0.126 105.2)
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 #837DD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.043
- Perrywinkle #8F8CE7 ΔE 0.050
- Deep Lilac #966EBD ΔE 0.050
- Soft Blue #6488EA ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.061
- Wisteria #A87DC2 ΔE 0.062
- Cornflower #6A79F7 ΔE 0.067
- Periwinkle #8E82FE ΔE 0.068
Use #837DD2 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.