#738DB9
Closest named color: Faded Blue (#658CBB). oklch(64% 0.073 260.8), rgb(115, 141, 185).
Aa
Black text reads best on this color (6.23:1).
About this color
#738DB9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 64%, its chroma 0.073 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.018 away. Black text reads best on it, at 6.23:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.23:1 |
| White text | 3.36:1 |
Values
| HEX | #738DB9 |
| RGB | rgb(115, 141, 185) |
| HSL | hsl(218, 33%, 59%) |
| OKLCH | oklch(64% 0.073 260.8) |
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 #738DB9 | 3.36:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #738DB9 | 6.23:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #738DB9 text on white | 3.36:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #738DB9 text on black | 6.23:1 | AA | Lc -40.6 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2DAE7
oklch(88.6% 0.02 260.2)
-
Step 300
300
#B4C1D8
oklch(80.8% 0.036 261.9)
-
Step 400
400
#8DA2C5
oklch(70.8% 0.057 260.6)
-
Step 500
500 (this color)
#738DB9
oklch(64% 0.073 260.8)
-
Step 600
600
#5874A2
oklch(55.6% 0.079 260.1)
-
Step 700
700
#48618B
oklch(49.1% 0.074 260.5)
-
Step 800
800
#3C4F71
oklch(42.7% 0.062 261.6)
-
Step 900
900
#33425B
oklch(37.7% 0.047 260.4)
-
Step 950
950
#1E2735
oklch(27.1% 0.029 259.1)
#738DB9 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) | #7E90BB | 0.018 |
| Deuteranopia (no green cones) | #7689B8 | 0.011 |
| Tritanopia (no blue cones) | #5C969C | 0.065 |
| Achromatopsia (no color) | #8C8C8C | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738DB9
#738DB9
oklch(64% 0.073 260.8)
- #A38858
#A38858
oklch(64% 0.073 81.2)
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 #738DB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.018
- Silver Lake Blue #778DA9 ΔE 0.025
- Blue Grey #758DA3 ΔE 0.034
- Dusty Blue #5A86AD ΔE 0.041
- Light Slate Gray #778899 ΔE 0.047
- Off Blue #5684AE ΔE 0.047
- Lavender Gray #7E7F9A ΔE 0.052
- Steel #738595 ΔE 0.054
Use #738DB9 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.