#717EC6
Closest named color: Faded Blue (#658CBB). oklch(61.3% 0.11 274.9), rgb(113, 126, 198).
Aa
Black text reads best on this color (5.50:1).
About this color
#717EC6 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.110 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.047 away. Black text reads best on it, at 5.50:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.50:1 |
| White text | 3.81:1 |
Values
| HEX | #717EC6 |
| RGB | rgb(113, 126, 198) |
| HSL | hsl(231, 43%, 61%) |
| OKLCH | oklch(61.3% 0.11 274.9) |
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 #717EC6 | 3.81:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #717EC6 | 5.50:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #717EC6 text on white | 3.81:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #717EC6 text on black | 5.50:1 | AA | Lc -36.1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D3D8ED
oklch(88.5% 0.029 275.1)
-
Step 300
300
#B6BFE4
oklch(81% 0.053 274.4)
-
Step 400
400
#919DD7
oklch(70.8% 0.086 275)
-
Step 500
500 (this color)
#717EC6
oklch(61.3% 0.11 274.9)
-
Step 600
600
#5F6CB9
oklch(55.6% 0.12 274.6)
-
Step 700
700
#4F5A9F
oklch(49.2% 0.111 274.8)
-
Step 800
800
#414A81
oklch(42.8% 0.092 274.9)
-
Step 900
900
#373E67
oklch(37.8% 0.071 275.1)
-
Step 950
950
#20243D
oklch(26.9% 0.047 275.9)
#717EC6 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) | #6586C9 | 0.024 |
| Deuteranopia (no green cones) | #5E7FC4 | 0.024 |
| Tritanopia (no blue cones) | #558D99 | 0.098 |
| Achromatopsia (no color) | #838383 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717EC6
#717EC6
oklch(61.3% 0.11 274.9)
- #998328
#998328
oklch(61.4% 0.11 95.1)
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 #717EC6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.047
- Cool Blue #4984B8 ΔE 0.054
- Off Blue #5684AE ΔE 0.056
- Soft Blue #6488EA ΔE 0.056
- Dusty Blue #5A86AD ΔE 0.057
- Steel Blue #4682B4 ΔE 0.059
- Deep Lilac #966EBD ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.066
Use #717EC6 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.