#4E6FAC
Closest named color: French Blue (#436BAD). oklch(54.4% 0.103 261.9), rgb(78, 111, 172).
Aa
White text reads best on this color (5.00:1).
About this color
#4E6FAC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.103 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.018 away. White text reads best on it, at 5.00:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #4E6FAC |
| RGB | rgb(78, 111, 172) |
| HSL | hsl(219, 38%, 49%) |
| OKLCH | oklch(54.4% 0.103 261.9) |
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 #4E6FAC | 5.00:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #4E6FAC | 4.19:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #4E6FAC text on white | 5.00:1 | AA | Lc 74.5 | Content text, not long reading |
| #4E6FAC text on black | 4.19:1 | AA large text | Lc -27.2 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0DAEB
oklch(88.6% 0.026 261.1)
-
Step 300
300
#B0C1DF
oklch(80.8% 0.046 261.8)
-
Step 400
400
#87A1D0
oklch(70.7% 0.075 262.1)
-
Step 500
500
#6A89C3
oklch(63% 0.095 262.4)
-
Step 600
600 (this color)
#4E6FAC
oklch(54.4% 0.103 261.9)
-
Step 700
700
#426097
oklch(49.2% 0.096 261.8)
-
Step 800
800
#364E7A
oklch(42.6% 0.079 261.8)
-
Step 900
900
#2F4163
oklch(37.6% 0.063 262.4)
-
Step 950
950
#1C263A
oklch(26.9% 0.04 263.6)
#4E6FAC 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) | #5774AF | 0.019 |
| Deuteranopia (no green cones) | #4B6BAB | 0.012 |
| Tritanopia (no blue cones) | #197C85 | 0.092 |
| Achromatopsia (no color) | #6F6F6F | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E6FAC
#4E6FAC
oklch(54.4% 0.103 261.9)
- #8E6918
#8E6918
oklch(54.5% 0.103 81.8)
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 #4E6FAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.018
- Flat Blue #3C73A8 ΔE 0.022
- Muted Blue #3B719F ΔE 0.031
- Dull Blue #49759C ΔE 0.035
- Windows Blue #3778BF ΔE 0.037
- Mid Blue #276AB3 ΔE 0.042
- Cerulean #457B9D ΔE 0.048
- Nice Blue #107AB0 ΔE 0.048
Use #4E6FAC 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.