#748EF1
Closest named color: Cornflower Blue (#6495ED). oklch(67.2% 0.149 270.8), rgb(116, 142, 241).
Aa
Black text reads best on this color (6.88:1).
About this color
#748EF1 is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.149 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.026 away. Black text reads best on it, at 6.88:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.88:1 |
| White text | 3.05:1 |
Values
| HEX | #748EF1 |
| RGB | rgb(116, 142, 241) |
| HSL | hsl(228, 82%, 70%) |
| OKLCH | oklch(67.2% 0.149 270.8) |
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 #748EF1 | 3.05:1 | AA large text | Lc -62.6 | Content text, not long reading |
| Black text on #748EF1 | 6.88:1 | AA | Lc 46.9 | Large or bold text, headings |
| #748EF1 text on white | 3.05:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #748EF1 text on black | 6.88:1 | AA | Lc -44.6 | 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 400.
-
Step 50
50
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3E9FD
oklch(93.5% 0.028 272.5)
-
Step 200
200
#CCD8FC
oklch(88.5% 0.051 270.8)
-
Step 300
300
#AABEFE
oklch(81% 0.094 270.8)
-
Step 400
400 (this color)
#748EF1
oklch(67.2% 0.149 270.8)
-
Step 500
500
#607CFB
oklch(63.1% 0.191 270.7)
-
Step 600
600
#4A61EA
oklch(55.6% 0.207 270.8)
-
Step 700
700
#3C4FCC
oklch(49.1% 0.193 270.8)
-
Step 800
800
#3142A5
oklch(42.8% 0.16 270.6)
-
Step 900
900
#2A3983
oklch(37.7% 0.125 270.6)
-
Step 950
950
#19224C
oklch(27% 0.078 271.2)
#748EF1 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) | #6599F5 | 0.030 |
| Deuteranopia (no green cones) | #578EEF | 0.032 |
| Tritanopia (no blue cones) | #39A3B4 | 0.133 |
| Achromatopsia (no color) | #949494 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #748EF1
#748EF1
oklch(67.2% 0.149 270.8)
- #B59100
#B59100
oklch(67.1% 0.137 91)
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 #748EF1, closest first.
No curated palette has a color within ΔE 0.04 of #748EF1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.026
- Soft Blue #6488EA ΔE 0.028
- Lavender Blue #8B88F8 ΔE 0.035
- Perrywinkle #8F8CE7 ΔE 0.037
- Chefchaouen Blue #4895EF ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.049
- Periwinkle #8E82FE ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.054
Use #748EF1 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.