#738CD3
Closest named color: Faded Blue (#658CBB). oklch(65.1% 0.11 268.5), rgb(115, 140, 211).
Aa
Black text reads best on this color (6.42:1).
About this color
#738CD3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.110 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.042 away. Black text reads best on it, at 6.42:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.42:1 |
| White text | 3.27:1 |
Values
| HEX | #738CD3 |
| RGB | rgb(115, 140, 211) |
| HSL | hsl(224, 52%, 64%) |
| OKLCH | oklch(65.1% 0.11 268.5) |
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 #738CD3 | 3.27:1 | AA large text | Lc -65.4 | Content text, not long reading |
| Black text on #738CD3 | 6.42:1 | AA | Lc 44.1 | Non-text elements, placeholder text |
| #738CD3 text on white | 3.27:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #738CD3 text on black | 6.42:1 | AA | Lc -41.8 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D1D9EE
oklch(88.6% 0.03 269.1)
-
Step 300
300
#B2C0E4
oklch(80.9% 0.053 268.5)
-
Step 400
400
#8A9FD7
oklch(70.8% 0.086 268.3)
-
Step 500
500 (this color)
#738CD3
oklch(65.1% 0.11 268.5)
-
Step 600
600
#566FB9
oklch(55.7% 0.119 268.3)
-
Step 700
700
#465CA0
oklch(49.1% 0.112 268.5)
-
Step 800
800
#3A4C81
oklch(42.8% 0.091 268.2)
-
Step 900
900
#313F68
oklch(37.6% 0.073 268.5)
-
Step 950
950
#1D253D
oklch(26.9% 0.046 269.1)
#738CD3 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) | #7293D6 | 0.018 |
| Deuteranopia (no green cones) | #698AD1 | 0.014 |
| Tritanopia (no blue cones) | #4F9BA6 | 0.099 |
| Achromatopsia (no color) | #8E8E8E | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738CD3
#738CD3
oklch(65.1% 0.11 268.5)
- #AB8B35
#AB8B35
oklch(65% 0.11 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 #738CD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.042
- Cornflower Blue #6495ED ΔE 0.042
- Soft Blue #6488EA ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.056
- Silver Lake Blue #778DA9 ΔE 0.065
- Lavender Blue #8B88F8 ΔE 0.067
Use #738CD3 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.