#749DFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(71% 0.151 265.6), rgb(116, 157, 255).
Aa
Black text reads best on this color (8.00:1).
About this color
#749DFF is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.151 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.033 away. Black text reads best on it, at 8.00:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.151) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.00:1 |
| White text | 2.62:1 |
Values
| HEX | #749DFF |
| RGB | rgb(116, 157, 255) |
| HSL | hsl(222, 100%, 73%) |
| OKLCH | oklch(71% 0.151 265.6) |
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 #749DFF | 2.62:1 | Fails | Lc -56.1 | Large or bold text, headings |
| Black text on #749DFF | 8.00:1 | AAA | Lc 53.1 | Large or bold text, headings |
| #749DFF text on white | 2.62:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #749DFF text on black | 8.00:1 | AAA | Lc -51.0 | 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
#F1F5FE
oklch(97% 0.013 266.7)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C9D9FD
oklch(88.5% 0.053 266.4)
-
Step 300
300
#A4C0FE
oklch(81% 0.093 265.6)
-
Step 400
400 (this color)
#749DFF
oklch(71% 0.151 265.6)
-
Step 500
500
#5180FC
oklch(63.2% 0.192 265.6)
-
Step 600
600
#3765EB
oklch(55.6% 0.209 265.5)
-
Step 700
700
#2B53CD
oklch(49.2% 0.194 265.6)
-
Step 800
800
#2445A6
oklch(42.8% 0.161 265.6)
-
Step 900
900
#213B83
oklch(37.7% 0.125 265.7)
-
Step 950
950
#13234D
oklch(26.9% 0.08 265.6)
#749DFF 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) | #75A7FF | 0.027 |
| Deuteranopia (no green cones) | #649AFD | 0.020 |
| Tritanopia (no blue cones) | #20B2C2 | 0.134 |
| Achromatopsia (no color) | #A0A0A0 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #749DFF
#749DFF
oklch(71% 0.151 265.6)
- #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 #749DFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.033
- Cornflower Blue #6495ED ΔE 0.038
- Chefchaouen Blue #4895EF ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.056
- Soft Blue #6488EA ΔE 0.064
- Periwinkle #8E82FE ΔE 0.071
- Dark Sky Blue #448EE4 ΔE 0.075
Use #749DFF 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.