#717CCD
Closest named color: Soft Blue (#6488EA). oklch(61.3% 0.123 276.3), rgb(113, 124, 205).
Aa
Black text reads best on this color (5.46:1).
About this color
#717CCD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.123 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.049 away. Black text reads best on it, at 5.46:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.46:1 |
| White text | 3.84:1 |
Values
| HEX | #717CCD |
| RGB | rgb(113, 124, 205) |
| HSL | hsl(233, 48%, 62%) |
| OKLCH | oklch(61.3% 0.123 276.3) |
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 #717CCD | 3.84:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #717CCD | 5.46:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #717CCD text on white | 3.84:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #717CCD text on black | 5.46:1 | AA | Lc -35.9 | 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
#D3D8F0
oklch(88.6% 0.033 276.3)
-
Step 300
300
#B6BEE8
oklch(80.9% 0.06 276.5)
-
Step 400
400
#909BDD
oklch(70.6% 0.097 276.3)
-
Step 500
500 (this color)
#717CCD
oklch(61.3% 0.123 276.3)
-
Step 600
600
#6069C0
oklch(55.5% 0.134 276.7)
-
Step 700
700
#4F57A6
oklch(49% 0.125 276.4)
-
Step 800
800
#414886
oklch(42.7% 0.102 276.3)
-
Step 900
900
#373D6C
oklch(37.8% 0.08 276.4)
-
Step 950
950
#20243F
oklch(27.1% 0.05 276.1)
#717CCD 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) | #5E86D0 | 0.032 |
| Deuteranopia (no green cones) | #577FCB | 0.032 |
| Tritanopia (no blue cones) | #518D9B | 0.109 |
| Achromatopsia (no color) | #828282 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717CCD
#717CCD
oklch(61.3% 0.123 276.3)
- #9A830E
#9A830E
oklch(61.3% 0.123 96.2)
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 #717CCD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.049
- Faded Blue #658CBB ΔE 0.059
- Medium Purple #9370DB ΔE 0.062
- Cool Blue #4984B8 ΔE 0.063
- Deep Lilac #966EBD ΔE 0.064
- Dark Sky Blue #448EE4 ΔE 0.065
- Cornflower #6A79F7 ΔE 0.066
- Off Blue #5684AE ΔE 0.067
Use #717CCD 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.