#4750B2
Closest named color: Iris (#6258C4). oklch(47.9% 0.154 275), rgb(71, 80, 178).
Aa
White text reads best on this color (6.86:1).
About this color
#4750B2 is a medium-dark, vivid blue. In OKLCH its lightness is 48%, its chroma 0.154 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.054 away. White text reads best on it, at 6.86:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.05:1 |
| White text | 6.86:1 |
Values
| HEX | #4750B2 |
| RGB | rgb(71, 80, 178) |
| HSL | hsl(235, 43%, 49%) |
| OKLCH | oklch(47.9% 0.154 275) |
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 #4750B2 | 6.86:1 | AA | Lc -88.4 | Fine for body text |
| Black text on #4750B2 | 3.05:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #4750B2 text on white | 6.86:1 | AA | Lc 83.4 | Fine for body text |
| #4750B2 text on black | 3.05:1 | AA large text | Lc -18.5 | 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 700.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D1D8F5
oklch(88.6% 0.041 274.8)
-
Step 300
300
#B2BDF1
oklch(80.8% 0.075 275.3)
-
Step 400
400
#8B9AEB
oklch(70.7% 0.12 274.9)
-
Step 500
500
#707FE4
oklch(63.2% 0.152 274.9)
-
Step 600
600
#5A66D2
oklch(55.7% 0.165 275)
-
Step 700
700 (this color)
#4750B2
oklch(47.9% 0.154 275)
-
Step 800
800
#3D4593
oklch(42.7% 0.127 275.3)
-
Step 900
900
#333B75
oklch(37.7% 0.099 274.8)
-
Step 950
950
#1E2345
oklch(27.1% 0.063 275.1)
#4750B2 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) | #095FB5 | 0.056 |
| Deuteranopia (no green cones) | #0056B0 | 0.054 |
| Tritanopia (no blue cones) | #006779 | 0.133 |
| Achromatopsia (no color) | #5A5A5A | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4750B2
#4750B2
oklch(47.9% 0.154 275)
- #6F5C00
#6F5C00
oklch(47.9% 0.098 94.9)
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 #4750B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.055
- Blueberry #464196 ΔE 0.057
- Bluey Purple #6241C7 ΔE 0.060
- Twilight #4E518B ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.065
- Blurple #5539CC ΔE 0.065
- Warm Blue #4B57DB ΔE 0.066
Use #4750B2 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.