#749FFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.4% 0.148 264.7), rgb(116, 159, 255).
Aa
Black text reads best on this color (8.14:1).
About this color
#749FFF is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.148 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 8.14:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.14:1 |
| White text | 2.57:1 |
Values
| HEX | #749FFF |
| RGB | rgb(116, 159, 255) |
| HSL | hsl(221, 100%, 73%) |
| OKLCH | oklch(71.4% 0.148 264.7) |
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 #749FFF | 2.57:1 | Fails | Lc -55.4 | Large or bold text, headings |
| Black text on #749FFF | 8.14:1 | AAA | Lc 53.8 | Large or bold text, headings |
| #749FFF text on white | 2.57:1 | Fails | Lc 50.2 | Large or bold text, headings |
| #749FFF text on black | 8.14:1 | AAA | Lc -51.7 | 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
#C8D9FC
oklch(88.4% 0.052 264.8)
-
Step 300
300
#A3C0FD
oklch(80.9% 0.092 264.7)
-
Step 400
400 (this color)
#749FFF
oklch(71.4% 0.148 264.7)
-
Step 500
500
#4F81FA
oklch(63.1% 0.189 264.7)
-
Step 600
600
#3466EA
oklch(55.6% 0.207 264.7)
-
Step 700
700
#2854CB
oklch(49.1% 0.191 264.7)
-
Step 800
800
#2246A4
oklch(42.8% 0.158 264.6)
-
Step 900
900
#203C82
oklch(37.8% 0.123 264.7)
-
Step 950
950
#13244C
oklch(27.1% 0.077 264.5)
#749FFF 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) | #78A8FF | 0.025 |
| Deuteranopia (no green cones) | #679BFD | 0.019 |
| Tritanopia (no blue cones) | #1FB4C3 | 0.133 |
| Achromatopsia (no color) | #A1A1A1 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #749FFF
#749FFF
oklch(71.4% 0.148 264.7)
- #CD9A00
#CD9A00
oklch(71.5% 0.147 84.8)
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 #749FFF, 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 0.041
- Chefchaouen Blue #4895EF ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.059
- Lavender Blue #8B88F8 ΔE 0.060
- Soft Blue #6488EA ΔE 0.068
- Carolina Blue #8AB8FE ΔE 0.074
- Periwinkle #8E82FE ΔE 0.075
Use #749FFF 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.