#748FDC
Closest named color: Cornflower Blue (#6495ED). oklch(66.2% 0.119 268.4), rgb(116, 143, 220).
Aa
Black text reads best on this color (6.70:1).
About this color
#748FDC is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.119 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.030 away. Black text reads best on it, at 6.70:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.70:1 |
| White text | 3.13:1 |
Values
| HEX | #748FDC |
| RGB | rgb(116, 143, 220) |
| HSL | hsl(224, 60%, 66%) |
| OKLCH | oklch(66.2% 0.119 268.4) |
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 #748FDC | 3.13:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #748FDC | 6.70:1 | AA | Lc 45.8 | Large or bold text, headings |
| #748FDC text on white | 3.13:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #748FDC text on black | 6.70:1 | AA | Lc -43.5 | 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 500.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#D0D9EF
oklch(88.5% 0.032 268)
-
Step 300
300
#B1C0E7
oklch(80.9% 0.058 268.6)
-
Step 400
400
#889EDB
oklch(70.6% 0.093 268.7)
-
Step 500
500 (this color)
#748FDC
oklch(66.2% 0.119 268.4)
-
Step 600
600
#536EBF
oklch(55.6% 0.13 268.1)
-
Step 700
700
#445BA5
oklch(49% 0.122 268.6)
-
Step 800
800
#384B85
oklch(42.7% 0.099 268.3)
-
Step 900
900
#303F6B
oklch(37.7% 0.078 268.3)
-
Step 950
950
#1C253F
oklch(27% 0.05 268.4)
#748FDC 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) | #7296DF | 0.018 |
| Deuteranopia (no green cones) | #688DDA | 0.016 |
| Tritanopia (no blue cones) | #4B9FAB | 0.107 |
| Achromatopsia (no color) | #919191 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #748FDC
#748FDC
oklch(66.2% 0.119 268.4)
- #B18E2C
#B18E2C
oklch(66.2% 0.119 88.3)
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 #748FDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.030
- Soft Blue #6488EA ΔE 0.037
- Perrywinkle #8F8CE7 ΔE 0.041
- Chefchaouen Blue #4895EF ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.050
- Faded Blue #658CBB ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.057
- Periwinkle Blue #8F99FB ΔE 0.063
Use #748FDC 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.