#738CD4
Closest named color: Soft Blue (#6488EA). oklch(65.1% 0.112 268.6), rgb(115, 140, 212).
Aa
Black text reads best on this color (6.43:1).
About this color
#738CD4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.112 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.041 away. Black text reads best on it, at 6.43:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.43:1 |
| White text | 3.26:1 |
Values
| HEX | #738CD4 |
| RGB | rgb(115, 140, 212) |
| HSL | hsl(225, 53%, 64%) |
| OKLCH | oklch(65.1% 0.112 268.6) |
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 #738CD4 | 3.26:1 | AA large text | Lc -65.3 | Content text, not long reading |
| Black text on #738CD4 | 6.43:1 | AA | Lc 44.2 | Non-text elements, placeholder text |
| #738CD4 text on white | 3.26:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #738CD4 text on black | 6.43:1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
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
#B2C0E5
oklch(80.9% 0.055 268.9)
-
Step 400
400
#8A9FD8
oklch(70.8% 0.087 268.5)
-
Step 500
500 (this color)
#738CD4
oklch(65.1% 0.112 268.6)
-
Step 600
600
#566EBA
oklch(55.5% 0.122 269)
-
Step 700
700
#465CA1
oklch(49.1% 0.114 268.7)
-
Step 800
800
#3A4B82
oklch(42.6% 0.094 269.2)
-
Step 900
900
#313F68
oklch(37.6% 0.073 268.5)
-
Step 950
950
#1D253D
oklch(26.9% 0.046 269.1)
#738CD4 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) | #7293D7 | 0.018 |
| Deuteranopia (no green cones) | #688AD2 | 0.015 |
| Tritanopia (no blue cones) | #4F9BA6 | 0.100 |
| Achromatopsia (no color) | #8E8E8E | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738CD4
#738CD4
oklch(65.1% 0.112 268.6)
- #AB8B33
#AB8B33
oklch(65% 0.112 88.6)
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 #738CD4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.041
- Cornflower Blue #6495ED ΔE 0.041
- Faded Blue #658CBB ΔE 0.043
- Perrywinkle #8F8CE7 ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.066
- Silver Lake Blue #778DA9 ΔE 0.067
Use #738CD4 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.