#4B76AA
Closest named color: Flat Blue (#3C73A8). oklch(55.8% 0.094 254), rgb(75, 118, 170).
Aa
White text reads best on this color (4.69:1).
About this color
#4B76AA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.094 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Flat Blue (#3C73A8), ΔE 0.019 away. White text reads best on it, at 4.69:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Flat Blue (#3C73A8) |
| Black text | 4.47:1 |
| White text | 4.69:1 |
Values
| HEX | #4B76AA |
| RGB | rgb(75, 118, 170) |
| HSL | hsl(213, 39%, 48%) |
| OKLCH | oklch(55.8% 0.094 254) |
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 #4B76AA | 4.69:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #4B76AA | 4.47:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #4B76AA text on white | 4.69:1 | AA | Lc 72.5 | Content text, not long reading |
| #4B76AA text on black | 4.47:1 | AA large text | Lc -29.2 | Dividers and decoration only |
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 600.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CFDAE9
oklch(88.5% 0.024 256.1)
-
Step 300
300
#AEC3DC
oklch(80.9% 0.042 252.9)
-
Step 400
400
#83A3CB
oklch(70.6% 0.069 254.3)
-
Step 500
500
#648CBD
oklch(63.1% 0.087 254)
-
Step 600
600 (this color)
#4B76AA
oklch(55.8% 0.094 254)
-
Step 700
700
#3C6391
oklch(49.2% 0.087 253.5)
-
Step 800
800
#325176
oklch(42.8% 0.072 253.7)
-
Step 900
900
#2C435F
oklch(37.7% 0.056 253.9)
-
Step 950
950
#1A2738
oklch(26.9% 0.037 255.4)
#4B76AA 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) | #6179AC | 0.029 |
| Deuteranopia (no green cones) | #5570A9 | 0.019 |
| Tritanopia (no blue cones) | #088288 | 0.084 |
| Achromatopsia (no color) | #747474 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B76AA
#4B76AA
oklch(55.8% 0.094 254)
- #956B2D
#956B2D
oklch(55.9% 0.095 74.1)
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 #4B76AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Blue #3C73A8 ΔE 0.019
- Dull Blue #49759C ΔE 0.022
- Muted Blue #3B719F ΔE 0.028
- Cerulean #457B9D ΔE 0.029
- Stormy Blue #507B9C ΔE 0.030
- Steel Blue #4682B4 ΔE 0.034
- Windows Blue #3778BF ΔE 0.035
- French Blue #436BAD ΔE 0.035
Use #4B76AA 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.