#717DA8
Closest named color: Lavender Gray (#7E7F9A). oklch(59.7% 0.067 272.2), rgb(113, 125, 168).
Aa
Black text reads best on this color (5.20:1).
About this color
#717DA8 is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.067 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.030 away. Black text reads best on it, at 5.20:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.20:1 |
| White text | 4.03:1 |
Values
| HEX | #717DA8 |
| RGB | rgb(113, 125, 168) |
| HSL | hsl(227, 24%, 55%) |
| OKLCH | oklch(59.7% 0.067 272.2) |
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 #717DA8 | 4.03:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #717DA8 | 5.20:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #717DA8 text on white | 4.03:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #717DA8 text on black | 5.20:1 | AA | Lc -34.0 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300
#B9C0D7
oklch(81% 0.033 272.2)
-
Step 400
400
#959FC2
oklch(70.7% 0.052 272.5)
-
Step 500
500 (this color)
#717DA8
oklch(59.7% 0.067 272.2)
-
Step 600
600
#64719F
oklch(55.7% 0.073 271.7)
-
Step 700
700
#535E88
oklch(49% 0.069 272.4)
-
Step 800
800
#444D6E
oklch(42.7% 0.056 272.1)
-
Step 900
900
#394059
oklch(37.6% 0.044 272.1)
-
Step 950
950
#222634
oklch(27.1% 0.027 272.1)
#717DA8 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) | #7081AA | 0.011 |
| Deuteranopia (no green cones) | #6B7CA7 | 0.009 |
| Tritanopia (no blue cones) | #62858C | 0.060 |
| Achromatopsia (no color) | #7E7E7E | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717DA8
#717DA8
oklch(59.7% 0.067 272.2)
- #8D7E4F
#8D7E4F
oklch(59.5% 0.067 92.4)
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 #717DA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.030
- Dusty Blue #5A86AD ΔE 0.034
- Off Blue #5684AE ΔE 0.035
- Slate Gray #708090 ΔE 0.041
- Steel #738595 ΔE 0.043
- Faded Blue #658CBB ΔE 0.044
- Light Slate Gray #778899 ΔE 0.046
- Grey Blue #647D8E ΔE 0.046
Use #717DA8 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.