#4B7BEA
Closest named color: Clear Blue (#247AFD). oklch(60.7% 0.176 264.2), rgb(75, 123, 234).
Aa
Black text reads best on this color (5.32:1).
About this color
#4B7BEA is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.176 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.039 away. Black text reads best on it, at 5.32:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.176) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.32:1 |
| White text | 3.94:1 |
Values
| HEX | #4B7BEA |
| RGB | rgb(75, 123, 234) |
| HSL | hsl(222, 79%, 61%) |
| OKLCH | oklch(60.7% 0.176 264.2) |
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 #4B7BEA | 3.94:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #4B7BEA | 5.32:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #4B7BEA text on white | 3.94:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #4B7BEA text on black | 5.32:1 | AA | Lc -35.2 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#C9DAFA
oklch(88.6% 0.048 263.1)
-
Step 300
300
#A5C0F9
oklch(80.8% 0.086 264.8)
-
Step 400
400
#759EF6
oklch(70.7% 0.137 264.3)
-
Step 500
500 (this color)
#4B7BEA
oklch(60.7% 0.176 264.2)
-
Step 600
600
#3869E1
oklch(55.6% 0.191 264.3)
-
Step 700
700
#2B57C4
oklch(49.2% 0.178 264.2)
-
Step 800
800
#24479E
oklch(42.6% 0.148 264.4)
-
Step 900
900
#213D7E
oklch(37.7% 0.115 264.1)
-
Step 950
950
#142449
oklch(26.9% 0.072 264.5)
#4B7BEA 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) | #4088EE | 0.033 |
| Deuteranopia (no green cones) | #1779E8 | 0.036 |
| Tritanopia (no blue cones) | #0095A7 | 0.143 |
| Achromatopsia (no color) | #808080 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B7BEA
#4B7BEA
oklch(60.7% 0.176 264.2)
- #A57B00
#A57B00
oklch(60.8% 0.125 84.5)
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 #4B7BEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.039
- Cornflower #6A79F7 ΔE 0.041
- Soft Blue #6488EA ΔE 0.046
- Royal Blue #4169E1 ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.052
- Cerulean Blue #056EEE ΔE 0.057
- Dodger Blue #1E90FF ΔE 0.059
- Neon Blue #4361EE ΔE 0.066
Use #4B7BEA 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.