#4662BB
Closest named color: French Blue (#436BAD). oklch(52.1% 0.143 268), rgb(70, 98, 187).
Aa
White text reads best on this color (5.63:1).
About this color
#4662BB is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.143 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.036 away. White text reads best on it, at 5.63:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.72:1 |
| White text | 5.63:1 |
Values
| HEX | #4662BB |
| RGB | rgb(70, 98, 187) |
| HSL | hsl(226, 46%, 50%) |
| OKLCH | oklch(52.1% 0.143 268) |
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 #4662BB | 5.63:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #4662BB | 3.72:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #4662BB text on white | 5.63:1 | AA | Lc 77.9 | Fine for body text |
| #4662BB text on black | 3.72:1 | AA large text | Lc -23.9 | 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 700.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CED9F4
oklch(88.5% 0.039 267.9)
-
Step 300
300
#ADC0EE
oklch(80.9% 0.069 267.3)
-
Step 400
400
#839EE6
oklch(70.8% 0.11 267.8)
-
Step 500
500
#6584DF
oklch(63.2% 0.142 268)
-
Step 600
600
#4D6BCD
oklch(55.6% 0.155 268.2)
-
Step 700
700 (this color)
#4662BB
oklch(52.1% 0.143 268)
-
Step 800
800
#33498F
oklch(42.6% 0.119 268)
-
Step 900
900
#2C3E72
oklch(37.7% 0.092 267.5)
-
Step 950
950
#1A2543
oklch(27.1% 0.058 267.3)
#4662BB 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) | #356DBE | 0.031 |
| Deuteranopia (no green cones) | #2062B9 | 0.034 |
| Tritanopia (no blue cones) | #007685 | 0.122 |
| Achromatopsia (no color) | #676767 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4662BB
#4662BB
oklch(52.1% 0.143 268)
- #836500
#836500
oklch(52.2% 0.107 88.2)
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 #4662BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.036
- Mid Blue #276AB3 ΔE 0.037
- Iris #6258C4 ΔE 0.046
- Dark Periwinkle #665FD1 ΔE 0.056
- Warm Blue #4B57DB ΔE 0.058
- Windows Blue #3778BF ΔE 0.059
- Royal Blue #4169E1 ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.060
Use #4662BB 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.