#717FCE
Closest named color: Soft Blue (#6488EA). oklch(62% 0.12 274.7), rgb(113, 127, 206).
Aa
Black text reads best on this color (5.62:1).
About this color
#717FCE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.120 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.045 away. Black text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #717FCE |
| RGB | rgb(113, 127, 206) |
| HSL | hsl(231, 49%, 63%) |
| OKLCH | oklch(62% 0.12 274.7) |
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 #717FCE | 3.73:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #717FCE | 5.62:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #717FCE text on white | 3.73:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #717FCE text on black | 5.62:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D2D8EF
oklch(88.5% 0.032 274.1)
-
Step 300
300
#B5BEE7
oklch(80.8% 0.059 275.3)
-
Step 400
400
#8F9CDC
oklch(70.7% 0.095 274.9)
-
Step 500
500 (this color)
#717FCE
oklch(62% 0.12 274.7)
-
Step 600
600
#5E6BBF
oklch(55.7% 0.13 274.7)
-
Step 700
700
#4D58A5
oklch(49% 0.123 274.8)
-
Step 800
800
#3F4985
oklch(42.7% 0.1 274.3)
-
Step 900
900
#363D6B
oklch(37.7% 0.079 275.4)
-
Step 950
950
#1F243F
oklch(27% 0.051 274.5)
#717FCE 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) | #6288D1 | 0.028 |
| Deuteranopia (no green cones) | #5A81CC | 0.028 |
| Tritanopia (no blue cones) | #508F9D | 0.106 |
| Achromatopsia (no color) | #848484 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717FCE
#717FCE
oklch(62% 0.12 274.7)
- #9D8418
#9D8418
oklch(61.9% 0.12 94.6)
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 #717FCE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.045
- Faded Blue #658CBB ΔE 0.053
- Dark Sky Blue #448EE4 ΔE 0.060
- Cool Blue #4984B8 ΔE 0.061
- Off Blue #5684AE ΔE 0.065
- Medium Purple #9370DB ΔE 0.065
- Perrywinkle #8F8CE7 ΔE 0.065
- Dusty Blue #5A86AD ΔE 0.066
Use #717FCE 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.