#738FCE
Closest named color: Faded Blue (#658CBB). oklch(65.4% 0.1 265.4), rgb(115, 143, 206).
Aa
Black text reads best on this color (6.54:1).
About this color
#738FCE is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.100 and its hue 265°. 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 6.54:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.54:1 |
| White text | 3.20:1 |
Values
| HEX | #738FCE |
| RGB | rgb(115, 143, 206) |
| HSL | hsl(222, 48%, 63%) |
| OKLCH | oklch(65.4% 0.1 265.4) |
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 #738FCE | 3.20:1 | AA large text | Lc -64.6 | Content text, not long reading |
| Black text on #738FCE | 6.54:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #738FCE text on white | 3.20:1 | AA large text | Lc 59.2 | Large or bold text, headings |
| #738FCE text on black | 6.54:1 | AA | Lc -42.5 | 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
#D0D9EC
oklch(88.4% 0.028 265.4)
-
Step 300
300
#B1C1E1
oklch(80.9% 0.049 264.3)
-
Step 400
400
#89A0D2
oklch(70.7% 0.078 265.3)
-
Step 500
500 (this color)
#738FCE
oklch(65.4% 0.1 265.4)
-
Step 600
600
#5471B3
oklch(55.6% 0.109 265.1)
-
Step 700
700
#455E9A
oklch(49.1% 0.101 265.7)
-
Step 800
800
#394D7D
oklch(42.7% 0.084 265.8)
-
Step 900
900
#314064
oklch(37.6% 0.065 266.1)
-
Step 950
950
#1D263B
oklch(27.1% 0.041 266)
#738FCE 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) | #7894D1 | 0.016 |
| Deuteranopia (no green cones) | #6F8CCD | 0.010 |
| Tritanopia (no blue cones) | #529CA5 | 0.090 |
| Achromatopsia (no color) | #909090 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738FCE
#738FCE
oklch(65.4% 0.1 265.4)
- #AC8C42
#AC8C42
oklch(65.5% 0.1 85.9)
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 #738FCE, 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 0.047
- Soft Blue #6488EA ΔE 0.053
- Silver Lake Blue #778DA9 ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.057
- Chefchaouen Blue #4895EF ΔE 0.060
- Dusty Blue #5A86AD ΔE 0.063
Use #738FCE 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.