#817EBB
Closest named color: Faded Blue (#658CBB). oklch(62% 0.091 285.7), rgb(129, 126, 187).
Aa
Black text reads best on this color (5.63:1).
About this color
#817EBB is a medium-light, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.091 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.050 away. Black text reads best on it, at 5.63:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.63:1 |
| White text | 3.72:1 |
Values
| HEX | #817EBB |
| RGB | rgb(129, 126, 187) |
| HSL | hsl(243, 31%, 61%) |
| OKLCH | oklch(62% 0.091 285.7) |
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 #817EBB | 3.72:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #817EBB | 5.63:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #817EBB text on white | 3.72:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #817EBB text on black | 5.63:1 | AA | Lc -36.9 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D7D7E9
oklch(88.5% 0.025 285.9)
-
Step 300
300
#BDBDDD
oklch(80.9% 0.045 285.4)
-
Step 400
400
#9C9BCC
oklch(70.8% 0.071 285.4)
-
Step 500
500 (this color)
#817EBB
oklch(62% 0.091 285.7)
-
Step 600
600
#6E6AAB
oklch(55.6% 0.1 285.5)
-
Step 700
700
#5C5893
oklch(49.1% 0.093 285.5)
-
Step 800
800
#4B4877
oklch(42.6% 0.077 285.6)
-
Step 900
900
#3F3D60
oklch(37.8% 0.059 285.8)
-
Step 950
950
#252438
oklch(27.1% 0.037 286)
#817EBB 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) | #6C86BD | 0.033 |
| Deuteranopia (no green cones) | #6B83B9 | 0.032 |
| Tritanopia (no blue cones) | #738994 | 0.079 |
| Achromatopsia (no color) | #848484 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #817EBB
#817EBB
oklch(62% 0.091 285.7)
- #8E8A44
#8E8A44
oklch(62.1% 0.092 105.8)
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 #817EBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.050
- Deep Lilac #966EBD ΔE 0.051
- Lavender Gray #7E7F9A ΔE 0.053
- Silver Lake Blue #778DA9 ΔE 0.058
- Dark Lilac #9C6DA5 ΔE 0.060
- Dusty Blue #5A86AD ΔE 0.061
- Faded Purple #916E99 ΔE 0.061
- Wisteria #A87DC2 ΔE 0.062
Use #817EBB 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.