#738CCE
Closest named color: Faded Blue (#658CBB). oklch(64.8% 0.103 267.7), rgb(115, 140, 206).
Aa
Black text reads best on this color (6.37:1).
About this color
#738CCE is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.103 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.035 away. Black text reads best on it, at 6.37:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #738CCE |
| RGB | rgb(115, 140, 206) |
| HSL | hsl(224, 48%, 63%) |
| OKLCH | oklch(64.8% 0.103 267.7) |
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 #738CCE | 3.29:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #738CCE | 6.37:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #738CCE text on white | 3.29:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #738CCE text on black | 6.37:1 | AA | Lc -41.5 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D1D9EC
oklch(88.5% 0.028 267.5)
-
Step 300
300
#B2C0E2
oklch(80.8% 0.051 267.6)
-
Step 400
400
#8A9FD4
oklch(70.6% 0.082 267.6)
-
Step 500
500 (this color)
#738CCE
oklch(64.8% 0.103 267.7)
-
Step 600
600
#5670B5
oklch(55.7% 0.112 267.1)
-
Step 700
700
#475D9C
oklch(49.1% 0.105 267.9)
-
Step 800
800
#3A4C7E
oklch(42.6% 0.086 267.7)
-
Step 900
900
#324066
oklch(37.8% 0.068 267.7)
-
Step 950
950
#1D263B
oklch(27.1% 0.041 266)
#738CCE 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) | #7492D1 | 0.016 |
| Deuteranopia (no green cones) | #6B8ACD | 0.012 |
| Tritanopia (no blue cones) | #529AA4 | 0.093 |
| Achromatopsia (no color) | #8E8E8E | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738CCE
#738CCE
oklch(64.8% 0.103 267.7)
- #A98A3C
#A98A3C
oklch(64.7% 0.103 87.4)
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 #738CCE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.035
- Cornflower Blue #6495ED ΔE 0.048
- Soft Blue #6488EA ΔE 0.049
- Perrywinkle #8F8CE7 ΔE 0.055
- Dark Sky Blue #448EE4 ΔE 0.055
- Silver Lake Blue #778DA9 ΔE 0.058
- Chefchaouen Blue #4895EF ΔE 0.061
- Dusty Blue #5A86AD ΔE 0.061
Use #738CCE 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.