#739DFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.9% 0.151 265.2), rgb(115, 157, 255).
Aa
Black text reads best on this color (7.99:1).
About this color
#739DFF is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.151 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.034 away. Black text reads best on it, at 7.99:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.151) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.99:1 |
| White text | 2.62:1 |
Values
| HEX | #739DFF |
| RGB | rgb(115, 157, 255) |
| HSL | hsl(222, 100%, 73%) |
| OKLCH | oklch(70.9% 0.151 265.2) |
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 #739DFF | 2.62:1 | Fails | Lc -56.2 | Large or bold text, headings |
| Black text on #739DFF | 7.99:1 | AAA | Lc 53.0 | Large or bold text, headings |
| #739DFF text on white | 2.62:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #739DFF text on black | 7.99:1 | AAA | Lc -50.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C8D9FD
oklch(88.4% 0.053 265.3)
-
Step 300
300
#A3C0FE
oklch(80.9% 0.094 265)
-
Step 400
400 (this color)
#739DFF
oklch(70.9% 0.151 265.2)
-
Step 500
500
#4F80FC
oklch(63.1% 0.192 265.1)
-
Step 600
600
#3665EC
oklch(55.6% 0.21 265.4)
-
Step 700
700
#2953CD
oklch(49.1% 0.195 265.2)
-
Step 800
800
#2345A6
oklch(42.8% 0.161 265.3)
-
Step 900
900
#203B83
oklch(37.6% 0.126 265.3)
-
Step 950
950
#13234D
oklch(26.9% 0.08 265.6)
#739DFF 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) | #74A7FF | 0.027 |
| Deuteranopia (no green cones) | #639AFD | 0.020 |
| Tritanopia (no blue cones) | #1AB3C2 | 0.136 |
| Achromatopsia (no color) | #A0A0A0 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #739DFF
#739DFF
oklch(70.9% 0.151 265.2)
- #CA9900
#CA9900
oklch(71% 0.145 85.6)
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 #739DFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.034
- Cornflower Blue #6495ED ΔE 0.037
- Chefchaouen Blue #4895EF ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.057
- Soft Blue #6488EA ΔE 0.063
- Periwinkle #8E82FE ΔE 0.071
- Dark Sky Blue #448EE4 ΔE 0.075
Use #739DFF 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.