#4F74F5
Closest named color: Clear Blue (#247AFD). oklch(60.2% 0.197 267.9), rgb(79, 116, 245).
Aa
Black text reads best on this color (5.14:1).
About this color
#4F74F5 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.197 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.034 away. Black text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.14:1 |
| White text | 4.07:1 |
Values
| HEX | #4F74F5 |
| RGB | rgb(79, 116, 245) |
| HSL | hsl(227, 89%, 64%) |
| OKLCH | oklch(60.2% 0.197 267.9) |
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 #4F74F5 | 4.07:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #4F74F5 | 5.14:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #4F74F5 text on white | 4.07:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #4F74F5 text on black | 5.14:1 | AA | Lc -34.1 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2EAFD
oklch(93.7% 0.027 267.5)
-
Step 200
200
#CAD9FE
oklch(88.6% 0.054 267.9)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#789BFF
oklch(70.8% 0.152 267.9)
-
Step 500
500 (this color)
#4F74F5
oklch(60.2% 0.197 267.9)
-
Step 600
600
#3F62EE
oklch(55.6% 0.214 267.9)
-
Step 700
700
#3250D0
oklch(49.2% 0.2 267.9)
-
Step 800
800
#2942A8
oklch(42.6% 0.166 267.9)
-
Step 900
900
#253A85
oklch(37.8% 0.128 267.9)
-
Step 950
950
#15224E
oklch(26.9% 0.083 268)
#4F74F5 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) | #1786FA | 0.051 |
| Deuteranopia (no green cones) | #0076F2 | 0.044 |
| Tritanopia (no blue cones) | #0093A9 | 0.162 |
| Achromatopsia (no color) | #7E7E7E | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F74F5
#4F74F5
oklch(60.2% 0.197 267.9)
- #A07B00
#A07B00
oklch(60.2% 0.123 87.4)
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 #4F74F5, closest first.
No curated palette has a color within ΔE 0.04 of #4F74F5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.034
- Cornflower #6A79F7 ΔE 0.036
- Royal Blue #4169E1 ΔE 0.044
- Neon Blue #4361EE ΔE 0.050
- Cerulean Blue #056EEE ΔE 0.052
- Medium Slate Blue #7B68EE ΔE 0.060
- Soft Blue #6488EA ΔE 0.063
- Bright Blue #0165FC ΔE 0.065
Use #4F74F5 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.