#748FA4
Closest named color: Blue Grey (#758DA3). oklch(63.7% 0.044 241.8), rgb(116, 143, 164).
Aa
Black text reads best on this color (6.20:1).
About this color
#748FA4 is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.044 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.005 away. Black text reads best on it, at 6.20:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 6.20:1 |
| White text | 3.38:1 |
Values
| HEX | #748FA4 |
| RGB | rgb(116, 143, 164) |
| HSL | hsl(206, 21%, 55%) |
| OKLCH | oklch(63.7% 0.044 241.8) |
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 #748FA4 | 3.38:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #748FA4 | 6.20:1 | AA | Lc 42.8 | Non-text elements, placeholder text |
| #748FA4 text on white | 3.38:1 | AA large text | Lc 61.3 | Content text, not long reading |
| #748FA4 text on black | 6.20:1 | AA | Lc -40.4 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D3DAE0
oklch(88.5% 0.011 243.7)
-
Step 300
300
#B5C3CE
oklch(81% 0.022 241.4)
-
Step 400
400
#8EA4B5
oklch(70.7% 0.035 241.3)
-
Step 500
500 (this color)
#748FA4
oklch(63.7% 0.044 241.8)
-
Step 600
600
#5A778D
oklch(55.5% 0.048 241.4)
-
Step 700
700
#4A6478
oklch(49% 0.045 241.9)
-
Step 800
800
#3D5262
oklch(42.8% 0.037 241.5)
-
Step 900
900
#344450
oklch(37.8% 0.029 240.9)
-
Step 950
950
#1F282F
oklch(27.1% 0.018 241.7)
#748FA4 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) | #868FA5 | 0.024 |
| Deuteranopia (no green cones) | #8089A4 | 0.022 |
| Tritanopia (no blue cones) | #669496 | 0.034 |
| Achromatopsia (no color) | #8C8C8C | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #748FA4
#748FA4
oklch(63.7% 0.044 241.8)
- #9F8670
#9F8670
oklch(63.7% 0.044 63.3)
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 #748FA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.005
- Silver Lake Blue #778DA9 ΔE 0.012
- Light Slate Gray #778899 ΔE 0.022
- Steel #738595 ΔE 0.031
- Faded Blue #658CBB ΔE 0.042
- Lavender Gray #7E7F9A ΔE 0.044
- Slate Gray #708090 ΔE 0.046
- Dusty Blue #5A86AD ΔE 0.047
Use #748FA4 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.