#749DFD
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.9% 0.148 265.3), rgb(116, 157, 253).
Aa
Black text reads best on this color (7.98:1).
About this color
#749DFD 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 0.033 away. Black text reads best on it, at 7.98:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.98:1 |
| White text | 2.63:1 |
Values
| HEX | #749DFD |
| RGB | rgb(116, 157, 253) |
| HSL | hsl(222, 97%, 72%) |
| OKLCH | oklch(70.9% 0.148 265.3) |
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 #749DFD | 2.63:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #749DFD | 7.98:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #749DFD text on white | 2.63:1 | Fails | Lc 51.1 | Large or bold text, headings |
| #749DFD text on black | 7.98:1 | AAA | Lc -50.8 | 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
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C9D9FC
oklch(88.5% 0.051 265.9)
-
Step 300
300
#A4C0FD
oklch(80.9% 0.092 265.3)
-
Step 400
400 (this color)
#749DFD
oklch(70.9% 0.148 265.3)
-
Step 500
500
#5180FA
oklch(63% 0.189 265.4)
-
Step 600
600
#3766E9
oklch(55.6% 0.205 265.2)
-
Step 700
700
#2B53CB
oklch(49% 0.192 265.5)
-
Step 800
800
#2445A4
oklch(42.7% 0.158 265.5)
-
Step 900
900
#213C82
oklch(37.8% 0.123 265.1)
-
Step 950
950
#14244C
oklch(27.1% 0.077 265.2)
#749DFD 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) | #76A6FF | 0.024 |
| Deuteranopia (no green cones) | #659AFB | 0.019 |
| Tritanopia (no blue cones) | #24B2C1 | 0.133 |
| Achromatopsia (no color) | #A0A0A0 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #749DFD
#749DFD
oklch(70.9% 0.148 265.3)
- #CA9800
#CA9800
oklch(70.8% 0.145 84.9)
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 #749DFD, 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 0.036
- Chefchaouen Blue #4895EF ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.056
- Soft Blue #6488EA ΔE 0.063
- Periwinkle #8E82FE ΔE 0.071
- Dark Sky Blue #448EE4 ΔE 0.074
Use #749DFD 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.