#817FBE
Closest named color: Faded Blue (#658CBB). oklch(62.4% 0.094 284.8), rgb(129, 127, 190).
Aa
Black text reads best on this color (5.71:1).
About this color
#817FBE is a medium-light, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.094 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.049 away. Black text reads best on it, at 5.71:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.71:1 |
| White text | 3.67:1 |
Values
| HEX | #817FBE |
| RGB | rgb(129, 127, 190) |
| HSL | hsl(242, 33%, 62%) |
| OKLCH | oklch(62.4% 0.094 284.8) |
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 #817FBE | 3.67:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #817FBE | 5.71:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #817FBE text on white | 3.67:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #817FBE text on black | 5.71:1 | AA | Lc -37.4 | 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
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D7D7EA
oklch(88.5% 0.026 285.9)
-
Step 300
300
#BDBDDE
oklch(80.9% 0.046 285.3)
-
Step 400
400
#9B9BCD
oklch(70.8% 0.073 284.4)
-
Step 500
500 (this color)
#817FBE
oklch(62.4% 0.094 284.8)
-
Step 600
600
#6D6AAD
oklch(55.6% 0.103 284.6)
-
Step 700
700
#5B5894
oklch(49% 0.095 284.6)
-
Step 800
800
#4B4878
oklch(42.7% 0.079 285.4)
-
Step 900
900
#3E3D61
oklch(37.8% 0.061 284.4)
-
Step 950
950
#242439
oklch(27.1% 0.039 283.5)
#817FBE 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) | #6C87C1 | 0.033 |
| Deuteranopia (no green cones) | #6B83BC | 0.031 |
| Tritanopia (no blue cones) | #728B96 | 0.082 |
| Achromatopsia (no color) | #858585 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #817FBE
#817FBE
oklch(62.4% 0.094 284.8)
- #908A42
#908A42
oklch(62.3% 0.094 104.5)
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 #817FBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.049
- Deep Lilac #966EBD ΔE 0.052
- Lavender Gray #7E7F9A ΔE 0.056
- Silver Lake Blue #778DA9 ΔE 0.059
- Wisteria #A87DC2 ΔE 0.061
- Dusty Blue #5A86AD ΔE 0.062
- Dark Lilac #9C6DA5 ΔE 0.063
- Off Blue #5684AE ΔE 0.064
Use #817FBE 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.