#857FA9
Closest named color: Lavender Gray (#7E7F9A). oklch(61.7% 0.063 291), rgb(133, 127, 169).
Aa
Black text reads best on this color (5.60:1).
About this color
#857FA9 is a medium-dark, muted purple. In OKLCH its lightness is 62%, its chroma 0.063 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.026 away. Black text reads best on it, at 5.60:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #857FA9 |
| RGB | rgb(133, 127, 169) |
| HSL | hsl(249, 20%, 58%) |
| OKLCH | oklch(61.7% 0.063 291) |
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 #857FA9 | 3.74:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #857FA9 | 5.60:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #857FA9 text on white | 3.74:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #857FA9 text on black | 5.60:1 | AA | Lc -36.7 | 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
#C0BED4
oklch(81% 0.031 289.9)
-
Step 400
400
#A09CBE
oklch(70.8% 0.049 290.5)
-
Step 500
500 (this color)
#857FA9
oklch(61.7% 0.063 291)
-
Step 600
600
#736C99
oklch(55.5% 0.069 291.1)
-
Step 700
700
#615A82
oklch(49% 0.064 291.9)
-
Step 800
800
#4F4A6A
oklch(42.7% 0.053 291.2)
-
Step 900
900
#413E56
oklch(37.7% 0.041 290)
-
Step 950
950
#262432
oklch(26.9% 0.026 291.1)
#857FA9 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) | #7585AB | 0.026 |
| Deuteranopia (no green cones) | #7583A8 | 0.025 |
| Tritanopia (no blue cones) | #7E868D | 0.054 |
| Achromatopsia (no color) | #848484 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #857FA9
#857FA9
oklch(61.7% 0.063 291)
- #87895D
#87895D
oklch(61.7% 0.062 110.3)
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 #857FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.026
- Purpley Grey #947E94 ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.042
- Light Slate Gray #778899 ΔE 0.045
- Blue Grey #758DA3 ΔE 0.047
- Faded Purple #916E99 ΔE 0.047
- Steel #738595 ΔE 0.048
- Heather #A484AC ΔE 0.051
Use #857FA9 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.