#4F7BE4
Closest named color: Cornflower (#6A79F7). oklch(60.5% 0.166 264.8), rgb(79, 123, 228).
Aa
Black text reads best on this color (5.28:1).
About this color
#4F7BE4 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.166 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.043 away. Black text reads best on it, at 5.28:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #4F7BE4 |
| RGB | rgb(79, 123, 228) |
| HSL | hsl(222, 73%, 60%) |
| OKLCH | oklch(60.5% 0.166 264.8) |
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 #4F7BE4 | 3.97:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #4F7BE4 | 5.28:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #4F7BE4 text on white | 3.97:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #4F7BE4 text on black | 5.28:1 | AA | Lc -34.9 | 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
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CBD9F8
oklch(88.5% 0.045 266.2)
-
Step 300
300
#A7C0F6
oklch(80.8% 0.082 265.3)
-
Step 400
400
#789EF2
oklch(70.7% 0.131 264.8)
-
Step 500
500 (this color)
#4F7BE4
oklch(60.5% 0.166 264.8)
-
Step 600
600
#3D6ADB
oklch(55.6% 0.18 264.8)
-
Step 700
700
#3058BE
oklch(49.2% 0.167 264.7)
-
Step 800
800
#28489A
oklch(42.7% 0.139 265)
-
Step 900
900
#243D7A
oklch(37.6% 0.108 264.9)
-
Step 950
950
#152448
oklch(26.9% 0.07 265)
#4F7BE4 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) | #4687E8 | 0.031 |
| Deuteranopia (no green cones) | #2979E2 | 0.032 |
| Tritanopia (no blue cones) | #0093A4 | 0.138 |
| Achromatopsia (no color) | #808080 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F7BE4
#4F7BE4
oklch(60.5% 0.166 264.8)
- #A47A00
#A47A00
oklch(60.5% 0.124 84.3)
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 #4F7BE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.043
- Soft Blue #6488EA ΔE 0.044
- Clear Blue #247AFD ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.050
- Royal Blue #4169E1 ΔE 0.050
- Cerulean Blue #056EEE ΔE 0.062
- Windows Blue #3778BF ΔE 0.063
- Dodger Blue #1E90FF ΔE 0.064
Use #4F7BE4 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.