#717EAF
Closest named color: Dusty Blue (#5A86AD). oklch(60.2% 0.076 272.5), rgb(113, 126, 175).
Aa
Black text reads best on this color (5.30:1).
About this color
#717EAF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.076 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.035 away. Black text reads best on it, at 5.30:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.30:1 |
| White text | 3.95:1 |
Values
| HEX | #717EAF |
| RGB | rgb(113, 126, 175) |
| HSL | hsl(227, 28%, 56%) |
| OKLCH | oklch(60.2% 0.076 272.5) |
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 #717EAF | 3.95:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #717EAF | 5.30:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #717EAF text on white | 3.95:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #717EAF text on black | 5.30:1 | AA | Lc -34.7 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D4D9E7
oklch(88.6% 0.02 270.2)
-
Step 300
300
#B8C0DA
oklch(81% 0.038 272)
-
Step 400
400
#949FC7
oklch(70.8% 0.06 272.8)
-
Step 500
500 (this color)
#717EAF
oklch(60.2% 0.076 272.5)
-
Step 600
600
#6370A4
oklch(55.6% 0.083 272.7)
-
Step 700
700
#525E8D
oklch(49.2% 0.077 272.4)
-
Step 800
800
#434D72
oklch(42.8% 0.063 272)
-
Step 900
900
#38405C
oklch(37.7% 0.049 271.6)
-
Step 950
950
#212636
oklch(27.1% 0.031 270.8)
#717EAF 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) | #6E83B1 | 0.014 |
| Deuteranopia (no green cones) | #697EAE | 0.011 |
| Tritanopia (no blue cones) | #5F888F | 0.069 |
| Achromatopsia (no color) | #808080 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717EAF
#717EAF
oklch(60.2% 0.076 272.5)
- #918049
#918049
oklch(60.3% 0.077 92.7)
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 #717EAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.035
- Off Blue #5684AE ΔE 0.035
- Lavender Gray #7E7F9A ΔE 0.037
- Faded Blue #658CBB ΔE 0.039
- Cool Blue #4984B8 ΔE 0.046
- Silver Lake Blue #778DA9 ΔE 0.048
- Steel Blue #4682B4 ΔE 0.048
- Steel #738595 ΔE 0.050
Use #717EAF 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.