#4C62BB
Closest named color: French Blue (#436BAD). oklch(52.5% 0.142 270.4), rgb(76, 98, 187).
Aa
White text reads best on this color (5.56:1).
About this color
#4C62BB is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.142 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.037 away. White text reads best on it, at 5.56:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #4C62BB |
| RGB | rgb(76, 98, 187) |
| HSL | hsl(228, 45%, 52%) |
| OKLCH | oklch(52.5% 0.142 270.4) |
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 #4C62BB | 5.56:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #4C62BB | 3.77:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #4C62BB text on white | 5.56:1 | AA | Lc 77.6 | Fine for body text |
| #4C62BB text on black | 3.77:1 | AA large text | Lc -24.2 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#D0D9F1
oklch(88.6% 0.034 269.3)
-
Step 300
300
#B1BFEB
oklch(80.9% 0.064 271.1)
-
Step 400
400
#889DE1
oklch(70.7% 0.103 270.5)
-
Step 500
500
#6C84D8
oklch(63.2% 0.13 270.3)
-
Step 600
600 (this color)
#4C62BB
oklch(52.5% 0.142 270.4)
-
Step 700
700
#4559AB
oklch(49.1% 0.133 270.6)
-
Step 800
800
#39498A
oklch(42.6% 0.109 270.8)
-
Step 900
900
#313E6E
oklch(37.7% 0.084 270.5)
-
Step 950
950
#1C2441
oklch(26.9% 0.055 270.7)
#4C62BB 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) | #376DBE | 0.033 |
| Deuteranopia (no green cones) | #2563B9 | 0.038 |
| Tritanopia (no blue cones) | #007685 | 0.125 |
| Achromatopsia (no color) | #686868 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C62BB
#4C62BB
oklch(52.5% 0.142 270.4)
- #826700
#826700
oklch(52.6% 0.107 90.6)
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 #4C62BB, closest first.
No curated palette has a color within ΔE 0.04 of #4C62BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.037
- Iris #6258C4 ΔE 0.041
- Mid Blue #276AB3 ΔE 0.042
- Dark Periwinkle #665FD1 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.054
- Warm Blue #4B57DB ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.059
- Windows Blue #3778BF ΔE 0.059
Use #4C62BB 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.