#837EDF
Closest named color: Medium Purple (#9370DB). oklch(64.1% 0.143 284), rgb(131, 126, 223).
Aa
Black text reads best on this color (6.01:1).
About this color
#837EDF is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.143 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.039 away. Black text reads best on it, at 6.01:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 6.01:1 |
| White text | 3.49:1 |
Values
| HEX | #837EDF |
| RGB | rgb(131, 126, 223) |
| HSL | hsl(243, 60%, 68%) |
| OKLCH | oklch(64.1% 0.143 284) |
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 #837EDF | 3.49:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #837EDF | 6.01:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #837EDF text on white | 3.49:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #837EDF text on black | 6.01:1 | AA | Lc -39.3 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D5D6F3
oklch(88.4% 0.04 284)
-
Step 300
300
#BABBED
oklch(80.8% 0.07 283.8)
-
Step 400
400
#9897E4
oklch(70.8% 0.112 283.8)
-
Step 500
500 (this color)
#837EDF
oklch(64.1% 0.143 284)
-
Step 600
600
#6B62C9
oklch(55.6% 0.155 284.1)
-
Step 700
700
#5951AE
oklch(49.2% 0.143 283.7)
-
Step 800
800
#49438D
oklch(42.8% 0.119 283.9)
-
Step 900
900
#3C3971
oklch(37.7% 0.093 283.4)
-
Step 950
950
#232242
oklch(27.1% 0.058 283.2)
#837EDF 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) | #5A8CE3 | 0.057 |
| Deuteranopia (no green cones) | #5786DD | 0.056 |
| Tritanopia (no blue cones) | #6792A4 | 0.123 |
| Achromatopsia (no color) | #898989 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837EDF
#837EDF
oklch(64.1% 0.143 284)
- #9B8F00
#9B8F00
oklch(64% 0.135 103.6)
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 #837EDF, closest first.
No curated palette has a color within ΔE 0.04 of #837EDF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.039
- Perrywinkle #8F8CE7 ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.044
- Soft Blue #6488EA ΔE 0.045
- Periwinkle #8E82FE ΔE 0.049
- Cornflower #6A79F7 ΔE 0.053
- Medium Slate Blue #7B68EE ΔE 0.063
- Deep Lilac #966EBD ΔE 0.063
Use #837EDF 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.