#717FFA
Closest named color: Cornflower (#6A79F7). oklch(64.6% 0.181 275.2), rgb(113, 127, 250).
Aa
Black text reads best on this color (6.11:1).
About this color
#717FFA is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.181 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.019 away. Black text reads best on it, at 6.11:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 6.11:1 |
| White text | 3.43:1 |
Values
| HEX | #717FFA |
| RGB | rgb(113, 127, 250) |
| HSL | hsl(234, 93%, 71%) |
| OKLCH | oklch(64.6% 0.181 275.2) |
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 #717FFA | 3.43:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #717FFA | 6.11:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #717FFA text on white | 3.43:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #717FFA text on black | 6.11:1 | AA | Lc -40.1 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#CFD7FA
oklch(88.4% 0.049 275.2)
-
Step 300
300
#B0BCFA
oklch(80.8% 0.089 275.8)
-
Step 400
400
#8897F8
oklch(70.6% 0.142 275.5)
-
Step 500
500 (this color)
#717FFA
oklch(64.6% 0.181 275.2)
-
Step 600
600
#575FE4
oklch(55.5% 0.198 275.3)
-
Step 700
700
#484EC6
oklch(49.2% 0.183 275.2)
-
Step 800
800
#3B41A0
oklch(42.8% 0.151 275.2)
-
Step 900
900
#32387F
oklch(37.7% 0.118 275.5)
-
Step 950
950
#1D214A
oklch(26.9% 0.075 275.9)
#717FFA 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) | #4190FE | 0.058 |
| Deuteranopia (no green cones) | #2C85F7 | 0.063 |
| Tritanopia (no blue cones) | #279BB1 | 0.160 |
| Achromatopsia (no color) | #8A8A8A | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717FFA
#717FFA
oklch(64.6% 0.181 275.2)
- #A78C00
#A78C00
oklch(64.6% 0.133 95.3)
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 #717FFA, closest first.
No curated palette has a color within ΔE 0.04 of #717FFA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.019
- Soft Blue #6488EA ΔE 0.038
- Periwinkle #8E82FE ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.044
- Medium Slate Blue #7B68EE ΔE 0.055
- Cornflower Blue #6495ED ΔE 0.063
- Perrywinkle #8F8CE7 ΔE 0.064
- Dark Sky Blue #448EE4 ΔE 0.069
Use #717FFA 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.